Melanins
(melanin 的复数) n. 黑色素\\n[化] 黑素
🗣️ 情景例句
Say, don't I know you from somewhere?
我是不是在哪里见过你？
I'd like to know something about your foreign trade policy.
我非常想了解有关贵国对外贸易的政策。
Which girl?
哪个女孩？