Variable-speed unit
[化] 无级变速器; 无级变速装置
🧩 词语组成解析
speed
[spid]
n. 速度;快速;昌盛;（汽车的）变速器，排挡;
vt.& vi. 急行，加速;
vi. 超速;加速;迅速前行;兴隆;
vt. 加快…的速度;使成功，使繁荣;
unit
['ju:nit]
n. 单位，单元;装置;个体;[数]单位数;
🗣️ 情景例句
Wait! Don't hang up!
等等， 别挂断电话！
Like tree, like fruit.
有其因必有其果。
They had rushed up to her while she was having a picnic at the edge of a forest with her children and tried to steal her handbag.
刚才，当她和孩子们正在森林边上野餐的时候，这两个人冲到她跟前，企图抢走她的手提包。