Epsilcapamin
[化]氨基己酸
??? 情景例句
Subway transportation is very advanced in Longdon.
倫敦地地鐵非常先進(jìn)。
How do you spend your evenings?
夜生活你都是怎么過(guò)的？
That's not so good.
這樣不太好吧。