Sector wheel
[机] 扇形齿轮, 扇形轮
🧩 词语组成解析
wheel
[wil]
n. 轮子;旋转;Wheels 汽车;有…轮子的汽车（或自行车等）;
vi. 转动，旋转;突然转变方向;
vt. 推;拉（车）;使变换方向;（使）迅速转身;
🗣️ 情景例句
Just give me your name and the place where you are calling from?
请给我您的姓名与地点所在。
I often study in the morning.
我常常在早上读书。
The man was ordered to pay $3,500 for the cost of the trip.
此人被责令交付旅费3，500英镑，