Pyrosulphate
n. [化]焦硫酸盐
🗣️ 情景例句
Susan has told me a great deal about you.
Susan告诉我许多关于你的事。
I often read the newspaper in the morning.
我常常在早上看报。
Work on it had begun before my sister left.
这栋房子在我姐姐离开之前就已动工了，