to be useful and help someone to do or achieve something

派上用場(chǎng)，有幫助

You should keep that paint - it might come in useful one day.

你應(yīng)該留著那些油漆——說不定哪天會(huì)派上用場(chǎng)。

Extra blank paper will probably come in useful.

額外的空白紙可能用得著。

（素材來(lái)源網(wǎng)絡(luò)，如有侵權(quán)請(qǐng)聯(lián)系刪除）