Entry
  1. lit. opening a book is profitable (idiom); the benefits of education

    trad. 開卷有益

Also written 開卷有益【kāi juàn yǒu yì】

Characters in this word

4
Strokes: KanjiVG, CC BY-SA 3.0

to open (transitive or intransitive), (of ships, vehicles, troops etc) to start, to turn on; to put in operation; to operate; to run, to boil, to write out (a prescription, check, invoice etc), (directional complement) away; off, carat (gold), abbr. for Kelvin, 開爾文|开尔文[Kai1 er3 wen2], abbr. for 開本|开本[kai1 ben3], book format

Pinyin
kāi
Traditional
Strokes
4
Frequency
467 of 2500
Strokes: KanjiVG, CC BY-SA 3.0

to roll up, (fig.) to sweep up; to engulf; to drag into (a situation), (slang) to compete to an unhealthy degree; hypercompetitive, a roll, classifier for small rolled-up things (wad of paper money, movie reel etc)

Pinyin
juǎn
Strokes
8
Frequency
3774 of 2500