Pei
abbr. 搪瓷研究所（Porcelain Enamel Institute）；初步工程检验（Preliminary Engineering Inspection）
🗣️ 情景例句
It's no secret my wife is expecting a baby.
我老婆快生孩子了，这又不是什么秘密。
It's incredible.
令人难以置信。
He wrote books about communism. He said that all communists should help each other.
他写了不少关于共产主义的著作。他说所有的共产党人都应该互相帮助。