Forec differntial
[电] 力差
🗣️ 情景例句
I cannot forgive myself for not seeing my mother when she was sick in bed.
母亲病的时候我没能去看她，为这件事我永远不能原谅我自己。
Don't trouble trouble until trouble troubles you.
不要自寻烦恼。
When will you have more?
什么时候你们会再进货呢？