Problems
n. 问题；难题（problem的复数）
✅ 同义词
🔴 反义词
🗣️ 情景例句
You're talking about a lot of money.
你们谈的可是一大笔钱。
You'd better run or you're going to be left behind.
你最好跑不然你将落在后面。
Thanks for your letter.
谢谢你给我来信。