engine詞源

詞綴en+gine詞源，中文意思是n. 發動機，引擎機車，火車頭專用裝備，器械工具，手段驅動力，推動力

例如

A very severe explosion can damage the crankcase door and cause fire in the engine room.非常劇烈的爆炸會損壞曲軸箱防爆門，引起機倉着火。

These firms are regarded as the engine room of the economy.