单词：ballast tub
单词：ballast tub 相关文章
Part 13 Ballast handling 1. Scuppers plugged. 2. Open sea suction valve and report. 3. Sea suction valve closed. 4. Ballast pump stopped.
海事英语
ballast, ['bləst] n 压舱物（放在船舱或热气球吊篮里的重物，以增加稳定性）；（性格上的）稳定因素 【记】ball球，last最后－最后的球－船最底层放了好多球－压舱物 【类】ballast:instability＝
不择手段背单词
He fills the tub. He fills it with warm water. He gets in the tub. He plays with his rubber boat. The rubber boat floats on the water. He pushes the boat down. He pushes it to the bottom. He lets it go. It pops up to the top. It floats on top of the
儿童英语小故事
I couldn't make colors match today I don't know what eles to say except dark tracks they can see i didn't I don't like the staff they are feeding me they don't like the things i say but i don't think i need to be forgiven I have quiet inside althroug
金属
Beginners. Cold fingers, cold toes, chilly shoulders, and a cold nose. When the weather gets chilly, sometimes you feel as if the inside of your body is as cold as your extremities. Some how, putting on lots of clothes isn't enough. You long to get i
英语博客 A cup of English
heavyweight 重量级的，有影响力的人 We need some heavyweight partners. 我们需要一些重量级的合作伙伴。 He is a heavyweight in the IT business. 他是IT界的重量级人物。
愉悦口语