开卷有益 Traditional 開卷有益 kāi juàn yǒu yì 🔊 lit. opening a book is profitable (idiom) + Keep this word Meanings kāi juàn yǒu yì 開卷有益 lit. opening a book is profitable (idiom); the benefits of education Its characters 开kāito open; to turn on; to driveHSK 1卷juànscrollHSK 6有yǒuto have; there isHSK 1益yìbenefit