donkey y engine辅助发动机
donkey donkey engine轻便发动机
donkey-engine辅助发动机
donkey y engine feed pump辅助发动机添水泵
donkey engine feed pump辅助发动机添水泵
donkey engine space辅机舱
a donkey engine辅助发动机;轻便机车
Rig up a donkey engine安装一台辅助发动机
engine donkey辅机
N(名词) a small auxiliary engine, such as one used for pumping water into the boilers of a steamship (如:把水抽进汽船的锅炉内的)小型发动机