Sootflake
碳黑片
🗣️ 情景例句
He came down with the flu, so he didn't go to work.
他感冒了，所以没去上班。
Who is this?I don't recognize your voice.
你是谁?我不认出你的声音。
We can't make up our minds.
我们还拿不定主意。