Gear reduction unit
[化] 齿轮减速器; 齿轮减速箱; 齿轮减速机
🧩 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;
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
I'm only here two days,
我只有两天时间，
Not really, I'm afraid. We were delayed taking off, and we encountered a lot of bad weather.
不太好，我们起飞延误了，还遭遇了恶劣的气候。
It is tomorrow that they will have a meeting.
就在明天（而不是在别的某一天）他们要开会。