| 单词 | donkey boiler |
| 释义 | donkey boiler (once / 3939771 pages) n WORD FAMILY donkey boiler USAGE EXAMPLESFortunately, although there was no steam in the main boilers, the small donkey boiler was full, and the pumps were put to work. Carnegie, Andrew, Round the World(2010) n (nautical) an extra boiler (as a ship's boiler that is used while the ship is in port) Syn|Hyper auxiliary boiler boiler, steam boiler sealed vessel where water is converted to steam |
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