a little和a little bit的用法和区别

a little
一点,少许,略微,稍(用于不可数名词之前)
例句:
After a little he got up and left.
过了一会儿他站起来走了.
We are still a little shy of our quota.
我们离完成定额还差一点点.
A little discipline would do him a world of good.
稍微处分他一下会对他大有好处.
a little bit
一点点
a little bit一点点
2：一点儿
有点儿
23a little bit 稍微 有点儿
Nature beauty is the best,long hair swing,no intend to do anything,got little bit reservative,a little bit lonely,is waiting or looking forward for something?
不造作的自然最美,长发的飘欲,无心插柳,有一点矜持,有一点落寞,等待还是盼望?
they want a little bit of this,little bit of that,little bit of that.
他们这里要一点,那里拿一点,那里...