Velocity selector
[化] 选速器
🧩 词语组成解析
selector
[si'lektə]
n. 选择者，选择器;
🗣️ 情景例句
I'll bring some of my pictures into the gallery.
我就带一些我的摄影到艺廊来。
What is bothering you?
什么在困扰你？
In those days, boxers fought with bare fists for prize money.
当时，拳击手们不戴手套，为争夺奖金而搏斗。