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
Your ideas are good ones.
你的想法很好。
Yes,I had breakfast two hours ago.
是,我2小时以前吃了早餐。
Yes, I do. I have two, a son and a daughter.
有两个，一个儿子，一个女儿。