Pei
abbr. 搪瓷研究所（Porcelain Enamel Institute）；初步工程检验（Preliminary Engineering Inspection）
🗣️ 情景例句
From what Robbie and Alexandra have told me,
从Robbie和Alexandra告诉我的情况， 看来
My watch is fast and your watch is slow.
我的表快，而你的表慢。
Boy, I'm really glad to hear that.
哇，听了真叫人高兴。