Ferrous acid
[化] 铁酸
🧩 词语组成解析
🗣️ 情景例句
I was. I came back here last month on vacation.
本来是，不过上个月回来度假。
I'm afraid you're too particular about your food.
我怕你对食物太考究了。
He has pointed out that the tree is a useful source of income as tour-ists have been coming from all parts of the country to see it.
他指出，由于人们从全国各地纷纷前来参观这棵树，