Demineralizing
v. 去除礦物質(zhì)（demineralize的現(xiàn)在分詞）
??? 情景例句
How are you?... Here's Mom.
好嗎 …… 媽媽就來了。
If it is left too long, it begins to give off a bad smell.
假如把它放得太久了，它就會開始發(fā)臭。
Well, there are several things we could do.
唔，有幾件事是我們可以做的。