adj.形容詞更少的;更小的I am less hungry now that I have eaten
adv.副詞更少地;較小地I’m less hungry than before
n. (u.)不可數名詞更少的數量I now have less than before
prep.介系詞減掉Four less three is one
adj.形容詞較不重要的That's the less important issue.
det.限定詞較少的量There's less milk in the fridge than I thought.
conj.連接詞不如He is less intelligent than his sister.
adv.副詞不那麼She is less beautiful than her mother.