Melanine
[化] 黑素
🗣️ 情景例句
Grandpa, get the net, please!
爷爷 ，请把网子拿来！
Before gold,even kings take off their hats.
在黄金面前，国王也要脱帽。
Yes. You should never keep fish in a small round bowl.
错不了。你绝不能把鱼养在一个小圆缸里。