Epicyclic gear
[化] 行星齿轮
🧩 词语组成解析
a. [数]周转圆的,[天] 本轮的
gear
[ɡɪr]
n. 齿轮;排挡;传动装置;衣服 ;
vi. 接上;调和;
vt. 使适应;装上齿轮;用齿轮连接;
🗣️ 情景例句
It's interesting.
很有趣。
You'll come into this house over my dead body.
除非我死了，否则你休想进这所房子。
Mum and Dad were not at home.
爸爸妈妈不在家。