a matter of form

• 例行公事

a matter of form的用法和样例：

例句

1. The police will just come as a matter of form.
   警察会例行公事地过来一趟。
2. Make English study a part of your daily routine.
   把学习英语当成是你的例行公事。

词汇搭配

• a matter of form 例行公事