Aroclor
阿罗克洛
🗣️ 情景例句
on the school board,
在联合校董会中
I tried to call Mr. Cooper,but the line was busy.
我试着呼叫库珀先生，但是线老是忙。
It's a pleasure. I'll see you tomorrow.
很高兴为您效劳。明天见。