I'll buy you a new one.

我会给你买一个新的。

Now there's a new one in our school.

现在我们学校有一个新的体育馆。

This wardrobe is horrible so I want a new one.

这个衣柜很糟糕，所以我想要一个新的。

Aunt Taylor bought a new one for me last week.

泰勒阿姨上周给我买了一个新的。

He traded his old car for a new one.

他交易了他的旧车换了一辆新车。

He ditched his old car for a new one.

他放弃了他的旧车，换了一辆新车。

This clip is broken; I need a new one.

这个夹子坏了，我需要一个新的。

His club broke, so he needs a new one.

他的球棒断了，所以他需要一个新的。

His belt is broken and needs a new one.

他的带子坏了，需要换一个新的。

Her shoelace broke and needs a new one.

她的鞋带断了，需要换一根新的。