a bit of表示一点儿，略微，有点儿，修饰名词，通常用于修饰不可数名词，等于alittle，后接不可数名词。例如：a bit of money，有点钱；a bit of food，一点食品。

a bit of的用法

1、a bit of 修饰名词，通常用于修饰不可数名词。

午饭只能吃剩下的一点食品了。

2、a bit of的另一种形式是bits of

Besides this,he used part of an old army wireless set,and some bits of wood.

除此之外,他还利用了一部分旧的军用无线电发报机的一部分零件和一些木片。

3、a bit (of)有点；稍微

I'm a little bit tired.Let's take a short rest.

我有点累了。让我们休息一会儿。

I'm a bit tired tonight.

今晚我有点疲倦。

The painting on the wall is a bit crooked.

墙上的油画有些歪。

Don't believe all he says — he's a bit of a boaster.

别全信他说的,他有点自吹自擂。

We were very sorry to see that the houses of some school teachers were a bit of a hole.

看到有些小学教师的住房小得象个窝,我们很难过。

4、a bit (of) 一点儿也（不）

I'm not a bit tired now.

我现在一点儿也不累。

Really,David is not a bit like his brother as far as generosity is concerned.

的确,就慷慨大方这一点来说,大卫确实一点也不像他哥哥。

5、a little = a bit of, 后接不可数名词； a little = a bit = a little bit = kind of, 后接形容词，意为“有点儿”。

a bit of的例句

We got a bit of a scare.

我们受了点惊吓。

I do a bit of shopping for the missus.

我帮老婆买了一点东西。

Did he give up? Not a bit of it!

他放弃了吗？根本没有！

Today was really a bit of a write-off for me

今天对我来说真的有点儿白白浪费了。

He's a bit of a pedant.

这人有点迂。