Pbb
abbr. 多溴联苯（polybrominated biphenyl）
🗣️ 情景例句
OK. I can't believe it!
好的。我简直无法相信！
Great painter
伟大的画家
good-tempered elephant who will give many years of loyal service.
脾气温顺、能忠实为人服务多年的大象。