Door engine
[機] 關門機
?? 詞語組成解析
door
[d?r]
n. 門，戶;出入口;一家[戶];通道;
engine
['end?in]
n. 發動機，引擎;工具;火車頭;機車;
vt. 給…安裝發動機;
??? 情景例句
But what do you care about?
但你關心什么呢？
It isn't much.
這是微不足道的。
Uncle Wang was waiting for them outside the factory gate.
王大叔在工廠大門外等他們。