(英文) added after the main verb, no matter how much; no matter how many times; usually followed by 都 dou1 and a negation
(英) There is still rice in this bowl, no matter how much I eat.
(英) Why are you so dumb, no matter how much time you spent on learning it, you failed to get the gist.
(英文) at most; added after a verb and followed by the limitation of the previous description, to express a sense of "really not that much"
(英) (You may say that) there's too much homework, but there could only be three at most, right?
(英) (You may think) you are smart, but (I think) you aren't that smart.