事务

他tā知道zhīdào很hěn多duō外国wàiguó事务shìwù。

He knows a lot about foreign affairs.

你nǐ没有méiyǒu干涉gānshè他人tārén事务shìwù的de权力quánlì。

You have no right to interfere in other people's affairs.

你nǐ最好zuìhǎo不要bùyào插手chāshǒu别人biéren的de事务shìwù。

It's best if you don't poke your nose into other people's business.

他tā无权wúquán干涉gānshè我们wǒmen的de家庭jiātíng事务shìwù。

He has no right to interfere in our family affairs.