Variable speed
[化] 变速
🧩 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;
🗣️ 情景例句
I'd stay if they promoted me, But I can't see that happening.
假如他们提升我，我就留下来，但我看那是不可能的。
Kept waving to her mother until the train was out of sight.
不断地冲她的母亲挥手，直到火车驶出了视线。
That's OK.
没关系。