Pch
预编译头文件; 由编译器在建立工程时自动生成; 其中存放有工程中已经编译的部分代码; 在以后建立工程时不再重新编译这些代码
🗣️ 情景例句
We are going upstairs to set up Grandpa's room.
我们要上楼收拾一下爷爷的房间。
Strong reasons make strong actions.
理由充足，行动就坚决。
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。