we hit a few balls.我們就出去打了會兒球

a few一些(用于可數名詞之前)

A few jokes will add a final fillip to your speech.

幾句笑話會給你的演說添些生氣。

John vamped up a few rumors to discredit his enemy.

約翰編造一些謠言去中傷他的敵人。

I would have stayed with Javier.我就不會離開哈維爾了

stay with堅持做 ...； 與 ... 留在一起

If you ever visit London, you must come and stay with us.

你要是到倫敦來，一定要到我們這里住住。

Come and stay with us soon.

快來我們這里住些日子吧。

like not to keep children up all night.比如說別帶著小孩子刷夜

keep up保持 繼續 維持

The house is becoming too expensive for them to keep up.

他們的房子維修費用貴得越來越修不起了。

The high cost of raw materials is keeping prices up.

原料費用昂貴使得產品價格居高不下。