Pushpin
n. 图钉
✅ 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 expect so.
我料想是这样。
I have a letter of introduction here.
我这儿有一封介绍信。