Transimission gear
[机] 变速齿轮, 传动机构
🧩 词语组成解析
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
Hey, what did you do on your trip?
嗨，旅游时玩的怎么样？
Three times a week I have to walk all the way to the gym for my Phys Ed class.
一周有三次，我为了参加体育课而必须走路到体育馆。
What day was it yesterday?
昨天是星期几？