as a rule

US /æz ə ruːl/
UK /æz ə ruːl/
"as a rule" picture
1.

通常, 一般说来, 照例

usually; generally

:
As a rule, I wake up early on weekdays.
通常,我工作日都起得很早。
As a rule, we don't allow food in the library.
通常,我们不允许在图书馆内吃东西。