adverb, adjective · as much as possible; to the greatest extent

在图书馆这种安静的场合，我们应该尽量少说话。

adverb · to the best of one's ability; as much as possible

这件事我也没把握，只能说会尽量一试。

adverb, noun · to the greatest extent; to the full capacity of someone's ability or consumption

他今天心情大好，在席间尽量而饮，直到大醉。