Epitrochoidal engine
外摆线发动机
🧩 词语组成解析
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
It's unsafe for girls to go out alone at night.
女孩子晚上一个人外出很危险的。
I'm reading the newspaper downstairs.
我在楼下看报纸。
but rarely with bicycles made for two.
不过双人自行车则不容易看到。