Sepiomelanin
[化] 墨鱼黑色素
🗣️ 情景例句
How come you speak such good English?
你为什么能说这么好的英语呢？
It won't take much time.
不会花很多时间的。
It is about two hundred metres from his home.
汽车站离他家二百米左右。