Learning problem
[计] 学习问题
🧩 词语组成解析
🗣️ 情景例句
She's very talented.
她很有才华。
He that knows nothing, doubts nothing.
无知就无疑。
With a smile the man from downstairs said: I'm sorry to trouble you, comrade.
“对不起，打扰你了，同志。”