Ad usum
[法] 按照习惯, 按照惯例
🧩 词语组成解析
ad
[æd]
n. 广告;网球中的优势分advantage. ad in;
🗣️ 情景例句
This whole place is heavenly.
这整个地方都太美好了。
I'm going to be late.
我要迟到了。
Each day is a holiday,and ordinary holidays, when they come,
每天都是假日，而通常的假期到来时，