Osts
(ost 的复数) abbr. 科学技术局（Office of Science and Technology）
🗣️ 情景例句
And his name and the date are on the bottom.
他的名字和日期都在下面。
You say it, but you don't mean it.
口是心非。
We just can't use this one, it won't work.
这种的我们就是不能用，行不通的。