Acid plant
[机] 制酸厂
🧩 词语组成解析
🗣️ 情景例句
This is as useful as screen door on a submarine.
这毫无用处。
It will do you good.
这会对你有好处。
riding on its air cushion over a single rail, which it never touches,at speeds up to 300 m.p.h.----the possibilities appear unlimited.
靠气垫在单轨上行驶而不接触轨道，时速可达每小时300英里。气垫船的前途是不可限量的。