✅ 同义词
🗣️ 情景例句
Notices are displayed on the bus asking people not to smoke.
公共汽车上张贴着请勿吸烟的公告。
I guess he will say something.
我猜他会说什么。
The house was dirty. They hadn't cleaned it for weeks.
房子很脏，他们好几个星期没打扫了。