since

[sins]

conj.因为, 既然, 自从
prep.自从
adv.此后

ad.(常用于现在完成时或过去完成时)

1. 此后; 从那时到现在

She left school three years ago and has worked as a nurse ever since.

她三年前毕业, 从那时起便一直当护士。

2. 之前, 以前

prep.

(常用于现在完成时或过去完成时)自……以来, 从……至今

I haven't heard from him since last year.

我自去年以来未曾收到过他的信。

conj.

1. (常用于现在完成时或过去完成时)自……以来, 从……至今

It's been ten years since they married.

他们结婚到现在已经十年了。

She has been living a hard life since her husband died.

她自从丈夫死后, 一直过着艰苦的生活。

2. 既然; 因为, 由于

He must have taken the book since it isn't here.

他一定是把书拿走了, 因为书已不在这里了。

Since it is so hot, let's go swimming.

既然天气这么热, 我们去游泳吧。

词义辨析

同义参见:

as  for  while  whereas  back  thank  ago  

英英释义

名词 sinbad the sailor:

in the Arabian Nights a hero who tells of the fantastic adventures he had in his voyages

同义词：Sinbad

补充

sincesince英:[sins] 美:[sɪns]prep.1.(表示时间)从…以来; 自从…之后I have lived here since January.自一月份以来, 我一直住在这里。He had seen her only once since the meeting.自从那次会议以来, 他只见过她一次。He's been working in a bank since leaving school.自从毕业后, 他就一直在一家银行工作。I have not seen him since then.从那以后我再也没见过他。adv.1.从过去某时间以来[以后, 到现在]He disappeared many years since.他多年以前就不知去向。Her husband died 10 years ago but she has since remarried.她丈夫于十年前去世, 但她后来又嫁人了。I've long since forgotten what our quarrel was about.我早就忘掉我们为什么吵架了。It was not long since that I returned.我是在不久前回来的。He came to London 3 years ago and has lived here ever since.他三年前来到伦敦, 此后就一直住在这里。conj.1.自从(过去某事)以来[以后, 到现在]Since I left college, I have not seen him.自从我离开大学以后, 就没有见过他了。They have never been to see me since I was ill.自从我生病之后, 他们一直没来看过我。Since I have owned a bicycle, I have gone to school by it every day.自从我有了一辆自行车后, 我每天骑车上学。I have known him ever since I was a child.我自孩提时代起就已经认识他了。It is ten years since she left me.自从她离开我已经十年了。It is five years since he left here.他离开这儿已有五年了。It is three years since I have seen him.我已经三年没见到他了。It was four months since we had been here.我们已经有四个月没来这了。His health is much improved since he gave up smoking.他自戒烟以来, 健康状况大大改善了。I met him last week.Since we left school, we had often written to each other.上周我遇见了他。自从我们离开学校后, 我们曾经常互相写信。The man has been drinking beer ever since the party started.晚会开始以来, 那个男人就一个劲儿地喝啤酒。She has been collecting stamps since she was a child.她从小起就一直在集邮。2.因为; 既然; 由于Since it is late I shall go home now.由于时间晚了, 我现在要回家了。Since you are so sure of it he'll believe you.既然你对此这么有把握, 他会相信你的。

例句

1. I've been here since the end of July.自从7月底以来我一直在这里。 2. We hadn't seen each other since that time.从那以后我们彼此就没见过面。 3. He's been a member of parliament since 1987.他从1987年以来一直担任议员。 4. I haven't been to work since Monday.我从星期一开始就没上班。 5. We've both remarried since then.自此之后我们俩都再婚了。 6. He has had more battles with the Congress than any president since Andrew Johnson.他是自安德鲁•约翰逊以来和国会斗争最多的一位总统。 7. It has rained since I got here.自我到这里以后就一直下雨。 8. It was a month since he had arrived in Greenwich.他抵达格林尼治已有一个月了。 9. I've been wearing glasses since I was three.我从3岁开始就一直戴眼镜。 10. You have been very good to me ever since we met.自从相识你就一直对我很好。 11. So much has changed in the sport since I was a teenager.和我十几岁时比, 这项运动已经有了很大改变。 12. a slight accent she had acquired since he last saw her和他上次见她时不同的是她有了一点口音 13. since you're tired, let's stay at home.既然你累了, 咱们就待在家里吧。 14. since it was Saturday, he stayed in bed an extra hour.由于是星期六, 他就多睡了一个小时。 15. They went to Dartmouth College together in the 1960s and have frequently done business together since.他们上世纪六十年代一起在达特茅斯学院上学, 后来又经常一起做生意。 16. I returned home to the UK and have since worked as a solicitor.我回到英国的家乡, 从此就一直当初级律师。 17. He left yesterday and I haven't seen him since.他昨天离开了, 此后我就一直没见过他。 18. We met ten years ago and have been friends ever since.我们十年前认识, 此后就一直是朋友。 19. About a dozen people were arrested, three of whom have since been released.大约十几个人被捕, 此后有三人获释。 20. Even though her parents have long since died, she still talks about them in the present tense.尽管双亲早已离世, 她谈论起他们时好像他们至今仍然健在。 21. And since when have you ever gone by the rules?你什么时候按规矩办过事？ 22. There have been many changes since the war.从战争到现在发生了许多变化。 23. It has been raining since morning.从早晨到现在一直在下雨。 24. She has rung me once since she left.她离家后给我来过一次电话。 25. I've been busy ever since I came back.自我回来后一直在忙。 26. since this is so,it's better to accept it.既来之，则安之。 27. [as prep.]she has suffered from cystic fibrosis since 1984.她自1984年起，就得了囊肿性纤维化病。 28. the worst property slump since the war.自战争以来最严重的房地产衰退。 29. I've felt better since I've been here.自从我到这儿之后，感觉好多了。 30. [as adv.]she ran away on Friday and we haven't seen her since.她星期五逃走了，自那以后我们再也没有看见她。 31. delegates were delighted, since better protection of rhino reserves will help protect other rare species.代表们很高兴，因为对犀牛保护区的更好保护将有助于保护其他珍稀物种。 32. the settlement had vanished long since.这个小居民点很久以前就消失了。 33. My parents bought this house in 1975 and we've been living here ever since.我父母在1975年买了这所房子，我们一直就在这里住。 34. I've been working in a bank ever since I left school.我中学毕业后一直在银行工作。 35. It was the first time they'd won since 1974.那次是他们自1974年以来首度获胜。 36. I haven't seen him since last Tuesday.我从上星期二开始就没有见过他。 37. She has had a number of jobs since leaving university.她大学毕业后，做过好几份工作。 38. We were divorced two years ago and she has since married someone else.我们两年前离婚，后来她和别人结了婚。 39. since they've obviously forgotten to phone me, I'll have to phone them.他们显然忘记打电话给我，我只得打给他们。 40. I haven't seen him since yesterday.从昨天起我就没见过他。 41. I haven't eaten since breakfast.早饭后我就没吃过东西。 42. "since the party, she has not spoken to him at all."自那次聚会以后，她没跟他说过一句话。 43. The company has been in its present location since the beginning of the century.自本世纪初以来，这家公司就一直在现在这个地方。 44. We've been waiting for you since 10 o'clock.我们从10点钟就开始等你了。 45. We have been friends since [=ever since] college.我们从大学时候起就是朋友。 46. The company started as a small local business 10 years ago and has grown a lot since then. [=within that time]这家公司十年前由一家小型地方公司起家，到现在发展壮大了很多。 47. "The house was built in 1919. since that time [=from 1919 to the present], it has changed owners several times."这栋房屋建于1919年。此后数次易主。 48. “I'm a vegetarian.” “since when?”“我是素食主义者。”“什么时候开始的？” 49. “You told me to do it.” “since when did you start listening to me?”“你叫我做的。”“你什么时候开始听我的话了？” 50. since when is it okay to cheat?从什么时候开始可以骗人了？ 51. We've played better since you joined the team.自从你加入我们球队后，我们打得更好了。 52. He has had two jobs since he graduated.他毕业后做过两份工作。 53. I have wanted to be a pilot since [=ever since] I was a child.我从小就想当一名飞行员。 54. He hasn't ridden a bike since he was a boy.他从小就没骑过自行车。 55. (US) It has been over 10 years since I last visited Europe. = (Brit) It is over 10 years since I last visited Europe.距我上次访问欧洲已经有十多年了。 56. They haven't won a championship since Truman was President.自杜鲁门任总统以来他们还没有赢得过冠军。 57. "since you've finished all your chores, you may go out and play."既然活都干完了，你可以出去玩了。 58. Should we invite someone else since he can't go?他无法赴约，我们是否应该另邀他人？ 59. He moved to New York one year ago and has lived there since. [=(more commonly) ever since]一年前他搬到了纽约，至今一直住在那里。 60. She graduated four years ago and has since married.她四年前毕了业，之后就结婚了。 61. He left home two years ago and has since become a soldier.他两年前离开了家，之后就当了兵。 62. I received your letter some time since. [=(more commonly) ago]我之前收到了你的来信。