Ditetragon
双四边形
🗣️ 情景例句
He began to seek jobs in the classified advertisement column in the newspaper.
他开始从报纸的分类广告栏找工作。
No, it isn't. It's a bus.
不，那是一辆公共汽车。
He is commonly supposed to be foolish.
他是公认的傻瓜。