Pbb
abbr. 多溴联苯（polybrominated biphenyl）
🗣️ 情景例句
Thank you, Mrs. Martinelli.
谢谢， Martinelli太太。
I'll be late, mom. I have to work.
妈，我要迟到了。我有工作了。
Why don't you buy a radio? Then you can listen to China Radio International or BBC English programmes on the radio.
你为什么不买台收音机呢？那样你就能听中国国际广播电台或者BBC英语广播节目了。