zài​wài

to be away

在外 zài//wài
to be away preposition + locative
To be away from home; to be out of the house.

Maybe he's away on business.

They want their wives to work outside the home too.

to be excluded
To be outside of a certain range or scope; to be excluded from a total.

Frequency

Written text
17.9 per million

Sources

Frequency data
BCC Corpus (BLCU)