Dga
[醫][=diglycol amine]二甘醇胺
??? 情景例句
but, unfortunately,
但是， 很不幸，
John took a glance at the beautiful women.
約翰瞄了一眼那個美麗的女人。
I could say nothing but that I was sorry.
我除了說“對不起”之外，什么也說不出來。