chū mén
他刚出门，你等一会儿吧。
tā gāng chū mén, nǐ děng yī huì er ba
He just went out, please wait a moment.
出门在外
chū mén zài wài
Away from home / Being away from home.
出门后时常接到家里来信。
chū mén hòu shí cháng jiē dào jiā lǐ lái xìn
After leaving home, (I) often receive letters from home.