Baritite
硫酸钡
🗣️ 情景例句
But I flunked all these classes.
但是所有的这些课都不及极。
I am 22 years old and have a great job in an advertising agency, working for a very nice boss.
我22岁，在一家广告公司有一份如意的工作，为一位很不错的老板打工。
small at first, narrowly contained within its banks,
开始很小，被紧紧地夹在两岸中间，