1.to finish2.(used with 得[dé] or 不[bù] after a verb to express (im)possibility, as in 忘不了[wàng bu liǎo] "cannot forget")3.(literary) (usually followed by a negative such as 无[wú] or 不[bù]) completely (not); entirely (not); (not) in the least4.to understand clearly (variant of 了[liǎo])+1 条