it
名词 n.[C]
1.小片,小块,小段[(+of)]
The dog was pulling the newspaper to bits.
狗把报纸撕成了碎片.
2.少量,一点点[(+of)]
She is out to do a bit of shopping.
她出去买点东西.
3.一会儿,片刻[(+of)]
Please wait a bit.
请稍等片刻.
4.【口】老一套
5.【美】【口】一角二分半钱
6.某种程度,某种数量[S]
a little bit一小部分、一小片（块、段）,后加of再加名词
little和a little的区别在于,前者是“几乎不”,后者是“一点、一些”