Polythionic acid
[化] 连多硫酸
🧩 词语组成解析
🗣️ 情景例句
How about going out for a bit to eat?
去吃点东西怎么样？
At what time can we work out a deal?
我们什么时候洽谈生意？
There is a picture on the wall.
墙上有一张画。