🧩 词语组成解析
engine [机]汪克尔发动机( 亦作 Wankel)
engine
['endʒin]
n. 发动机，引擎;工具;火车头;机车;
vt. 给…安装发动机;
🗣️ 情景例句
Sorry, I have to say good-bye.
我不得不说再见了。
That's enough!
真是够了！
The deepest holes of all are made for oil, and they go down to as much as 25,000 feet.
在所有洞穴中，为寻找石油所钻的洞是最深的，这些洞可深达25，000英尺。