Chelatomery
螯合測定法
??? 情景例句
What a day!
今天好忙！
Where is the telephone office?
電話局在什么地方？
But I was delighted to be able to say words that my family and a few friends could understand.
是，我卻感到欣喜，能夠說出我家里人和一些朋友可以理解的詞語。