I was a little bit afraid of Mrs. Lin because she always looked very serious.
我有点儿怕林女士，因为她总是看上去很严肃。
This plant really does good to your health, though tasting a little bit bitter.
Maybe we'll hear a little bit less noise.
也许我们听见的噪音会少一点。
We should manage, with a little bit of luck.
我们只要有一点点运气就能应付过去。
