Mechanical selector
[电] 机械选择器
🧩 词语组成解析
selector
[si'lektə]
n. 选择者，选择器;
🗣️ 情景例句
Who's that?
谁呀？
We had expected much lower prices.
我们希望报价再低一些。
During these tests she was able to read a newspaper through an opaque screen and,
在这些测试中，她能隔着不透明的屏幕读报纸。