ballast 详细解释
ballast
['bæləst]
n. 压载物, 压舱物, （铺铁路路基时所用的）石块, 镇流器, 稳定力量
vt. 给 ... 装压舱物（压载物）, 使稳定
n.[U]
1. 【船】压舱物, 压载物
The ship was furnished with ballast.
船上装了压舱物。
2. 【空】(起稳定热气球或操纵高度作用的)沙袋
The ballast may be thrown out to make the balloon go higher.
沙袋可以抛掉以使气球飞得更高。
3. (在品格、人际关系等方面的)稳定力量
His training gave him ballast.
他所受的训练使他变得坚定。
4. (道路、铁路路基上铺设的)道渣, 碎石
vt.
1. 给……装压舱物; 使稳定
2. 给……铺道渣
词形变化
动词过去式: ballasted | 动词过去分词: ballasted | 动词现在分词: ballasting | 动词第三人称单数: ballasts |
英英释义
名词 ballast:
any heavy material used to stabilize a ship or airship
coarse gravel laid to form a bed for streets and railroads
an attribute that tends to give stability in character and morals; something that steadies the mind or feelings
a resistor inserted into a circuit to compensate for changes (as those arising from temperature fluctuations)
同义词：ballast resistor, barretter
an electrical device for starting and regulating fluorescent and discharge lamps
同义词：light ballast
动词 ballast:
make steady with a ballast
补充
ballastballast英:[ˈbæləst] 美:[ˈbæləst]n.1.(保持船身稳定的)压舱物vt.1.给某物装上压舱物例句
1. Historically, stone was used by sailors in the 1800s for ship ballast.在历史上, 石头在19世纪被水手用作船只的压舱物。 2. There was no extra ballast on the tractor.拖拉机上没有额外的配重块。 3. Serious academic ballast has been added to the team by the recruitment of Ian Kennedy.伊恩•肯尼迪的加盟为团队的学术力量增添了重要砝码。 4. These new vehicles are accurately ballasted and stable.这些新车配重精准而且平稳。 5. They ballasted the ship.他们给船只装压舱物。 6. to ballast the railroad给铁路铺道砟 7. parental responsibilities that ballast someone令某人稳重的父母职责 8. the film is an entertaining comedy with some serious ideas thrown in for ballast.这部影片是娱乐喜剧，添加了一些严肃有意义的内容压台。 9. His wife provided the ballast he needed in times of stress. [=his wife helped to keep him steady/stable in times of stress]遇到压力时，他的妻子是他的定心丸。