Boneblack
n. 骨黑
🗣️ 情景例句
Can I have your name, please?
请问您贵姓大名？
It is good to learn at another man's cost.
前车之覆，后车之鉴。
Yes. If we go on polluting the world, it won't be fit for us to live in.
是的。如果我们继续污染世界，地球就不适合我们居住了。