Don't know
n. 未作决定的人；未定的事；未作决定的投票人；未定的选票\\n
🧩 词语组成解析
don't
[['dəunt]]
(= do not)不要\\nn. 禁忌
know
[no]
v. 知道;了解;认识;确信;
n. 知情;
🗣️ 情景例句
since ten this morning,
从今天上午十点起，
I had lunch with a friend of mine.
我和我的一个朋友一块吃了午饭。
She might have had an accident.
可能出事了。