Q.i.d.
[医] 每日四次
🗣️ 情景例句
There are abundant free materials available on the internet.
因特网上有丰富的免费资料提供。
You cannot make a silk purse out of a sow's ear.
猪耳朵做不成丝钱包；巧妇难为无米之炊。
I'm not going to put up with this!
我再也受不了啦！