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
That's fair enough.
这倒很公平。
Why are you disappointed?
你为什么灰心？
Debbie is only eleven years old and she hopes to set up a new world record.
黛比只有11岁，她希望创一项新的世界纪录。