Selective emission
[电] 选择性发射
🧩 词语组成解析
selective
[si'lektiv]
adj. 精心选择的;选择的，不普遍的;淘汰的;
🗣️ 情景例句
And I'd like to give you a little something to take home. Let me unroll it.
对了，我有样小东西想送你，让我把它打开。
That's more like it!
这才像话嘛！
Shall I keep him away from school?
我是否要他不去上学？