Amplitude selector
[电] 振幅选择器
🧩 词语组成解析
selector
[si'lektə]
n. 选择者，选择器;
🗣️ 情景例句
You helped save our company a lot of money.
你帮我们公司节约了许多钱。
Which umpire will referee the baseball game?
不知道哪一个裁判要执法这场棒球赛？
There were hundreds of people there.
许许多多人都去了赛场。