Pai
abbr. 个人事故保险（Personal Accident Insurance）；血浆酶原激活酶抑制因子（plasminogen activator inhibitor）；聚酰胺-酰亚胺（Polyamide-Imide）
🗣️ 情景例句
I don't know for sure.
我不太清楚。
A man cannot serve two masters.
一仆不能事二主。
Though Mr.Thompson had turned the lights off before he went to bed, they were on in the morning.
虽然汤普森临睡觉时把灯关了，但早晨灯却都亮着。