Indefinite operator
[计] 不定算子
🧩 词语组成解析
🗣️ 情景例句
You can do it.
可以这样做。
If he doesn't, will you wash the car?
如果他不，你会洗车吗？
He was obviously very nervous and for some minutes stood awkwardly before the microphone.
他显然非常紧张，局促不安地在麦克风前站了好几分钟。