我们透过中介公司聘请了一名家务助理。

Wǒmen tòuguò zhōngjiè gōngsī pìnqǐng le yì míng jiāwù zhùlǐ.

We hired a domestic helper through an intermediary company.

你可以找一家留学中介机构帮忙办理手续。

Nǐ kěyǐ zhǎo yì jiā liúxué zhōngjiè jīgòu bāngmáng bànlǐ shǒuxù.

You can find a study abroad agency to help with the procedures.

我们找了一家中介公司帮助我们买房子。

Wǒmen zhǎole yījiā zhōngjiè gōngsī bāngzhù wǒmen mǎi fángzi.

We found a real estate agency to help us buy a house.