Polythionic acid
[化] 连多硫酸
🧩 词语组成解析
🗣️ 情景例句
I don't mind what you do.
你干什么事我都不在乎。
I used to start working at 9:00 o'clock every day.
我过去常在9:00点钟开始每天工作。
That's not true.
那是不对的。