at

[æt]

prep.在, 向, 达
n.基普(老挝货币基本单位)(=att),[化]砹(极不稳定放射性元素)
abbr.密封的(=airtight)
abbr.气温(=air temperature)

prep.

1. 在……地点

They were already waiting at the gate when I got there.

当我到达那里时, 他们已等候在门口了。

2. 在……时刻

Jane will meet her boy friend at Christmas.

简将在圣诞节和她男友见面。

3. 向, 朝, 对着

Don't shout at me.

别对我叫喊。

4. 在……方面

He is an expert at troubleshooting.

他是位排解争端的能手。

5. 因为, 由于

I woke at the sound of the bell.

随着铃响, 我醒了。

6. 从事于, 忙于

He is working hard at this thesis.

他正在努力地撰写论文。

7. 以(某种价格、速度等)

They sold the cloth at a dollar a yard.

他们以每码一元的价格出售这种布。

词形变化

名词复数: at |

词义辨析

同义参见:

by  

英英释义

名词 at:

a highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium

同义词：astatine, atomic number 85

100 at equal 1 kip in Laos

补充

atat英:[æt, ət] 美:[æt,ət]prep.1.(表示位置) 在, 于; 到达, 达到; 经, 由; 在…旁, 靠近; 在…里; 在…上; 在…方位He was not at his office.他不在办公室。He was standing at the door.他正站在门边。2.(表示时间)在, 在…时刻[时辰, 期间, 阶段, 时节]; 在…岁时The meeting will open at 15 ∶ 00.会议在下午三点钟开始。3.(表示状态)处于…状态, 在…情况下The soldiers are standing at attention.士兵们立正站着。4.(表示方式)以…的方式; 通过一次…的动作I was there at a bound.我纵身一跃就到了那里。5.(表示原因)因为, 由于; 由于有, 由于应…We were frightened at the terrible sight.看到这可怕的景象, 我们被吓呆了。6.(表示距离)从, 在距离…处I saw it at a distance.我从远处看见了它。7.(表示目标)朝, 向, 对着He threw the key at me.他把钥匙丢给我。8.(表示环境)出席, 参加I remember him at a banquet on that night.我记得那天晚上他参加了一个宴会。9.(表示方向)在…方面She is good at describing things or expressing ideas.她善于描述事物或表达思想。

例句

1. the muscles at the back of the thigh大腿后面的肌肉 2. We had dinner at a restaurant.我们在一家饭店吃的饭。 3. I called in at the supermarket on my way home.我在回家的路上顺便去了超市。 4. after a long day at the office在办公室待了漫长的一天后 5. I live at home with my parents.我和父母一起住在家里。 6. He did well at school.他上学时成绩很好。 7. I studied psychology at university.我在大学时学心理学。 8. a day at the races赛马会的一天 9. He gave the girl at the desk the message.他把口信递给桌旁的女孩。 10. at his side was a beautiful young woman.他旁边是个年轻漂亮的女人。 11. He looked at Michael and laughed.他看着迈克尔笑起来。 12. The crowd threw petrol bombs at the police.人群向警方投掷汽油弹。 13. The flight leaves at 4 o'clock.航班4点起飞。 14. He only sees her at Christmas and Easter.他只是在圣诞节和复活节期间才见到她。 15. Blake emigrated to Australia at 23.布莱克23岁时移居澳大利亚。 16. She died at her home in California at the age of 76.她76岁时在加利福尼亚的家中去世。 17. I drove back down the highway at normal speed.我以正常车速沿公路返回。 18. The vehicle was travelling at 50 km/h.那辆车以每小时50公里的速度行驶。 19. Eleanor was annoyed at having had to wait so long for him.埃莉诺因不得不等他很久而生气。 20. She kept dabbing at her eyes with a handkerchief.她不停地用手帕轻拭眼睛。 21. He took a biscuit and nibbled at it.他拿起一块饼干, 一点一点地咬。 22. He had to clutch at a chair for support.他不得不抓住一把椅子作为支撑。 23. He was at his happiest whilst playing cricket.打板球时的他是最快乐的。 24. He is at his most charming today.他今天最有魅力。 25. She's good at her job.她很擅长她的工作。 26. I've always been bad at sport.我一向不擅长体育。 27. For more information, call us at 1-800-361-8478.要了解更多的信息, 请拨打1-800-361-8478。 28. West Hollywood is where it's at for gay men in Los Angeles.西好莱坞是洛杉矶男同性恋的聚集地。 29. at the office在办公室 30. Don’t shout at me!别对我大声叫嚷! 31. Look at that!看着那个! 32. at night在夜间 33. Come in at the front door.请从前门进来。 34. get out at the window越窗而出 35. get the facts at their source从原始资料中得到事实(或数据) 36. be at the party参加宴会 37. be at the meeting出席会议 38. at peace处于和平状态 39. at a trot小跑着，快步地 40. She spoke at length.她讲得很详尽。 41. terrified at the sight一看见这情景就吓一跳 42. at the mention of money, he became attentive.一提到钱他就全神贯注起来。 43. at his discretion随(或任)他意 44. at his bidding奉他之命 45. be good at tennis善于打网球 46. That girl is clever at mathematics.那个女孩擅长数学。 47. at twenty five miles per hour以每小时25英里的速度 48. at ten cents each(价格)10分一个 49. be visible at a mile从相距一英里的地方看得见 50. He saw the plane at a distance.他从远处看见了飞机。 51. at one ’s best处于最佳状态 52. sell at cost照成本卖 53. She left at a moment ’s notice.他一接到通知就走了。 54. at a pinch不得已时 55. at the suggestion of根据…的意见 56. Cars are parked at their owner's risk.车辆自愿停放，丢失概不负责。 57. at the discretion of由…酌情处理 58. He kicked violently at the door.他拼命踢门。 59. to tap at the window敲窗户 60. they live at Conway House.他们住在康威豪斯。 61. she was constantly at the telex machine.她一直待在电传机旁。 62. they stopped at a small trattoria.他们停在一家意大利小餐馆旁。 63. the children go to bed at nine o'clock.孩子们9点钟上床。 64. his death came at a time when the movement was split.就在运动四分五裂时他去世了。 65. he was defeated at the election of December 1910.他在1910年12月的选举中被击败了。 66. the sea is cooler at night.夜间海水更凉。 67. the force landed at dawn.部队在凌晨登陆。 68. it was at university that he first began to perform.他最初开始演出是在大学时。 69. we all need to get involved in fighting crime whether it's at work, at home, or at school.不论在工作，在家，还是在学校，我们都必须参与打击犯罪。 70. prices start at £18,500.以18，500英镑起价。 71. driving at 50 mph.以每小时50英里的速度行驶。 72. learners of English at advanced levels.高级英语学习者。 73. at fourteen he began to work as a postman.14岁时他开始干邮递员的工作。 74. with a ready smile to put Mrs Jones at ease.总带着微笑好让琼斯夫人放松。 75. placed them at a serious disadvantage.置他们于不利之地。 76. the coroner accepted that the machines were at fault.验尸官承认是机器出了错。 77. boxing was the only sport I was any good at.拳击是我惟一擅长的体育项目。 78. he is poor at giving instructions.他不善于发号施令。 79. I looked at my watch.我看了看手表。 80. Leslie pointed at him.莱斯利朝他指了指。 81. I was amazed at how well the hair kept its shape.我惊诧于发型保持得如此之好。 82. policies aimed at reducing taxation.旨在降低税收的政策。 83. they tore down the main street, firing at anyone in sight.他们捣毁了大街，朝看见的每个人开火。 84. she clutched at the thin gown.她企图抓住那件薄薄的睡衣。 85. Shelley grabbed at his arm.雪莱一把抓住他的手臂。 86. holding a prison officer at knifepoint.用刀尖顶住监狱官。 87. her pride had taken a beating at his hands.她的骄傲受到了他的打击。 88. the guy who faked the Hitler diaries is at it again.那个伪造希特勒日记的家伙又在胡编乱写。 89. it was not fog but smoke, and very thick at that.那不是雾而是烟，而且很浓。 90. New York is where it's at， stylewise.纽约是时尚方面的好去处。 91. at the bottom/top of the page在页的下端／上端 92. He was standing at the door.他站在门口。 93. Change trains at Chester.在切斯特转车。 94. We were at home all weekend.我们整个周末都在家里。 95. Are the children at school?孩子们都就学吗？ 96. ‘Where's Peter?’ ‘He's at Sue's.’ (= at Sue's house)“彼得在哪里？”“在休家里。” 97. I start work at 9 o'clock.我9点钟开始工作。 98. at the weekend在周末 99. at night在晚上 100. at Easter在复活节 101. She got married at 18 (= when she was 18).她18岁结婚。 102. What are you looking at?你在看什么？ 103. He pointed a gun at the policeman.他用枪对着那名警察。 104. Don't shout at me!不要向我吆喝！ 105. I was surprised at her behaviour.她的行为使我吃惊。 106. We laughed at his jokes.他的笑话引得我们都笑起来。 107. We were travelling at about 50 miles per hour.我们当时以每小时约50英里的速度前进。 108. We're staying at a hotel.我们待在宾馆里。 109. The kitchen is at the back of the house.厨房在房子后面。 110. He was sitting at the table.他坐在桌旁。 111. They left for Cambridge early and arrived at [=in] Cambridge before noon.他们一早出发前往剑桥，在中午之前到达。 112. The party will be at Susan's house. = The party will be at Susan's.聚会将在苏珊家举行。 113. Ann works at [=in] a library.安在图书馆工作。 114. We met at a party.我们在一次聚会上相遇。 115. They live at opposite ends of town.他们居住在镇子相对的两头。 116. They met at [=on] a street corner in a town.他们在一个小镇的街角碰面。 117. "“Is your father at home?” [=is your father home?] “No, he's working late at the office.”"“你父亲在家吗？”“他不在家，他在办公室加班。” 118. She met us at the door.她在门口接我们。 119. He was standing at [=next to] the window.他正站在窗边。 120. There were 200 people at the wedding. [=200 people attended the wedding]有200人参加了婚礼。 121. "Their older son has graduated, but their younger son is still at school. [=is still attending school]"他们的大儿子毕业了，但小儿子还在上学。 122. Who was at the controls when the accident occurred?事故发生时，谁在开车？ 123. She pointed her gun at the target.她用枪瞄准了目标。 124. He's angry at his brother.他很生哥哥的气。 125. His anger is directed at his brother.他把气都撒在哥哥身上。 126. She shouted (words of) abuse at me.她大声辱骂我。 127. He looked directly at me.他直视着我。 128. They laughed at him.他们嘲笑他。 129. She grabbed at my arm. [=she tried to grab my arm]她想要抓住我的胳膊。 130. He poked at his food.他拨弄着他的食物。 131. I made an attempt at persuading him to go.我试图说服他去。 132. I took a shot at doing it myself. [=I tried to do it myself]我尝试自己去做这件事。 133. They laughed at my joke.他们听了我的笑话全都笑了起来。 134. She's furious at how slowly the investigation is proceeding.她对调查进展得如此缓慢感到愤怒。 135. I was greatly surprised at [=by] the result. [=the result surprised me greatly]这个结果让我大吃一惊。 136. He enlisted in the army at his father's urging. [=because his father urged him to]由于父亲的主张，他加入了陆军。 137. She visited the museum at my suggestion.她听从我的建议参观了那家博物馆。 138. They came here at our invitation.他们应我们的邀请来到这里。 139. You can act at your own discretion.你可以自主行事。 140. He's very serious when he's at work. [=when he's working]他工作时很严肃。 141. children who are at play [=children who are playing]正在玩耍的孩子们 142. She's good at (playing) chess. [=she plays chess well]她擅长下国际象棋。 143. "I'm bad at cooking. [=I'm a bad cook, I do not cook well]"我不擅长烹饪。 144. She's doing very well at her studies.她学习非常棒。 145. I'm not at liberty to discuss that.我现在无权讨论那个问题。 146. at rest处于静止状态 147. two nations that are at war处于战争状态的两个国家 148. people who are at risk处于险境的人 149. He is now at peace.他现在平静了。 150. The temperature is at 90 degrees.温度现在达到90度。 151. He was driving at almost 80 miles an hour.他开车的时速差不多有80英里。 152. They sell at [=for] a dollar a dozen. [=each dozen costs one dollar]他们卖一美元一打。 153. He plans to retire at (age) 65.他计划65岁退休。 154. He called us at (about/exactly) 9 o'clock on July 24.他7月24日（大约/整）9点给我们打的电话。 155. at dawn/noon/sunset/night在凌晨/中午/傍晚/夜晚 156. I still think of her at certain moments/times.我现在在某些时刻还是会想起她。 157. He was president of the company at (the time of) his death.他去世时任公司总裁。 158. The property was sold at auction.这处房产通过拍卖售出。 159. The company will make a small profit at best this year. [=it is not possible that the company will earn anything better/more than a small profit]公司今年顶多是微赢利。 160. We might be 5 or 10 minutes late at worst. [=we will not be more than 5 or 10 minutes late]我们可能最多也就是迟到5或10分钟。 161. We should arrive by noon at the latest. [=we should not arrive later than noon]我们最迟应该在中午到。 162. This is baseball at its best.这是最精彩的棒球比赛。 163. "He's often rude, and last night he was at his worst."他经常很无礼，昨晚无礼到了极致。 164. “Can I e-mail you?” “Sure. Our e-mail address is ‘comments at Merriam-Webster dot com.’”“我可以给你们发电子邮件吗？”“当然可以。我们的电子邮箱地址是comments at Merriam-Webster dot com。” 165. "I didn't expect her to have started working yet, but she was already (hard) at it when I arrived. [=she was already working (hard) when I arrived]"我本来没指望她开始工作，但我到的时候她已经在（努力）干活了。 166. "My neighbors are always arguing, and they were at it again last night. [=they were arguing again last night]"我的邻居总是吵架，昨晚他们又吵起来了。 167. "Since we're cleaning the kitchen, we should wash the floor while we're at it. [=we should wash the floor when we clean the kitchen]"既然要打扫厨房，我们应该同时把地板也擦了。 168. "“I'm going to the store to buy a newspaper.” “While you're at it, could you get some milk?”"“我要去商店买份报纸。”“你买报纸时，顺便买点牛奶好吗？”