ballast
美音:
[´bæləst
]英音:
[´bæləst
]n.压舱物,沙囊
难易程度:
ballast为短语/超纲词汇
词形变化:
动词过去式:ballasted 过去分词:ballasted 现在分词:ballasting 第三人称单数:ballasts
近义词, 同义词
ballast
/'bæləst; `bæləst/
n
1 [U] heavy material placed in a ship's hold to keep it steady 压舱物, 压载物(船中用以保持平稳的).
2 [U] sand or other material carried in a balloon, that can be thrown out to make the balloon go higher 气球所装载的沙子或其他物质(可将其抛掉以使气球升得更高).
3 [U] stones, etc used to make a foundation for a railway, road, etc (铺筑铁路、公路等之路基所用的)石块, 道渣.
4 [C] device used for stabilizing current in an electric circuit 镇流器.
5 (idm 习语) in ballast (of a ship) carrying only ballast (指船)仅装有压舱物的.
v [Tn, Tn.pr] ~ sth (with sth) supply sth with ballast 给某物装上压载物.
ballast
n[U][
Date: 1500-1600;
Origin: Probably from
Low German]
heavy material that is carried by a ship to make it more steady in the water
material such as sand that is carried in a
balloon so that it can be thrown out to make it rise
a layer of broken stones that a road or railway line is built on
1. Then the sound of rumbling thunder reached the watchers on the shore, as cargo, ballast, ammunition and 400 people went sliding and crashing down to the port side of the steeply listing ship. 当物口、压舱物、弹药和400个人轰地一声滑向陡斜的左舷时,岸上的观众听到了雷鸣般的轰响。
2. Cargo, ballast ammunition and 400 people went sliding and crashing down to the port side of the steeply listing ship. 船上的货物, 压舱物, 弹药以及400 人轰的一声滑到急剧倾斜的船体左舷壁
3. Cargo, ballast ammunition and 400 people went sliding and crashing down to the port side of the steeply listing ship. 船上的货物, 压舱物, 弹药以及400 人轰的一声滑到了急剧倾斜的船体左舷壁.
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