Sipeimine
[化] 西貝母堿
??? 情景例句
Well ... I feel fine about it. Why shouldn't I?
嗯……我覺得不錯。為什么不呢？
I didn't think I'd see you here.
沒想到會在這碰上你。
the varieties are infinite; but two classes may be roughly seen.
鳥的飛行方式千差萬別，但大體上可分為兩類。