Memantine
[醫(yī)]美金剛，二甲金剛胺，美金剛胺
??? 情景例句
I'd better unpack.
我還是先把行李打開(kāi)吧。
We enjoyed ourselves very much.
我們玩的很開(kāi)心。
Late? No, you aren't. You're early. It's Sunday today !
晚了？沒(méi)有啊！你挺早的呢，今天是星期日。