verb, particle, directional, noun, numeral, place word, adjective, pronoun, adverb, modal particle, punctuation, place name · verb complement indicating the successful completion of an action or reaching a point

我在图书馆找了半天，终于找到了那本珍贵的画册。

verb, idiom, noun, punctuation, particle, numeral, preposition, place word, pronoun, place name, directional · to reach a destination; to arrive; to go to a place

飞机由于天气原因延迟了，我们要很晚才能到北京。

verb, preposition, idiom, noun, pronoun, numeral, particle, place word · up to a point in time or space; to

他每天从早忙到晚。

adjective · considerate; thorough; attentive to detail

你想得很周到。