Sootflake
碳黑片
🗣️ 情景例句
Well, when you called,
嗯， 你们打电话来时，
To be of use in the world is the only way to be happy.
为善最乐。
I'm afraid I don't have it any more. I sold it last week.
我恐怕是没有了，上星期我把它卖掉了。