donkey engine

• n. 小型蒸汽机(副汽机；辅助发动机；辅助机车)

英英释义

Noun:

1. a locomotive for switching rolling stock in a railroad yard

2. (nautical) a small engine (as one used on board ships to operate a windlass)

近反义词

【近义词】

• auxiliary engine 辅助发动机