买点 + Noun
买点 (mǎi diǎn) combines the verb 买 (to buy) with 点 (a little, some) to express "buy some" or "buy a bit of." It is a casual and natural way to suggest purchasing a small or unspecified quantity of something. It is very common in everyday conversation about shopping.
我们去超市买点水果吧。
Wǒmen qù chāoshì mǎi diǎn shuǐguǒ ba.
Let's go to the supermarket and buy some fruit.
家里没菜了,我去买点回来。
Jiā lǐ méi cài le, wǒ qù mǎi diǎn huílái.
We're out of vegetables at home, I'll go buy some.
顺路帮我买点面包好吗?
Shùnlù bāng wǒ mǎi diǎn miànbāo hǎo ma?
Could you pick up some bread for me on the way?