Dithionite
连二亚硫酸盐
🗣️ 情景例句
My account number is ...
我户头号码是…
We must get back to first principles.
我们必须回到基本原则上来。
My old friend, Frank Halliday, is just such a person.
我的老朋友弗兰克。哈利戴正是这样一个人。