ballast ['bæləst]

n.
压舱物, 沙囊

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单词 ballast 网络释义

名词 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
及物动词 vt.
1.给...装压舱物;使稳定
2.给...铺道渣

单词 ballast 其它相关

单词解释
n. 压载物,压舱物
n. 1> Heavy material that is carried by a ship to make it more steady in the water .
　 2> Material such as sand that is carried in a balloon and can be thrown out to make it rise.
　 3> Broken stones that are used as a surface under a road, railway lines etc.
相关例句
The ship was listing badly to one side; it was necessary to shift the ballast in the hold to get her back on an even keel.
相关短语
have [lack] ballast 稳定 [不稳定]
in ballast < 船> 只载着压舱货,没有载货
单词变化
时态: ballasted; ballasted; ballasting
同义反义
同义词：ponderousmaterial, stablizingmaterial, counterweight, counterpoint, weight, deadweight, make-weight, balance, counterbalance, control, equipoise, stabilizer.

单词 ballast 其它例句

- He has got no ballast whatever.
　 他这个人一点也不沉着。
- The readiness of a vessel for sailing with regard to ballast, sails, and yards.
　 船的航行状态从船的压载、船帆和帆桁方面考虑看船的状况是否能够航行
- Pig iron used as permanent ballast.
　 压载铁做为永久性压舱物的生铁