raise steam
短语加热锅炉, 增高汽压, 振作精神
词形变化
raised steam
raises steam
三单
raises steam
raising steam
raising steam
现在分词
raised steam
过去式
raised steam
过去分词
释义与例句
v.
-
1.
To build up a useful head (pressure level) of steam in a steam-engined vehicle's boiler.
工程 航海 交通