Melanism
n. 黑变病\\n[医] 黑变病, 黑素沉着病
🗣️ 情景例句
There are thirty-three thousand three hundred and thirty-three feathers on that bird's throat.
那只画眉鸟的喉咙上有三万三千三百三十片羽毛。
The physician said smoking is harmful to my health.
医生说了吸烟对我的健康有害。
What are their jobs?
他们是做什么工作的？