Ppg
abbr. 聚丙二醇；脉冲程序发生器（ programme pulse generator）；每加仑脉冲数（Pulses Per Gallon）；聚醚
🗣️ 情景例句
I hope you don't mind
希望你不介意
Early wed, early dead.
早婚早夭。
This work itself is very easy.
这件工作本身很容易。