双曲正弦 Traditional 雙曲正弦 shuāng qū zhèng xián 🔊 hyperbolic sine or sinh (math.) + Keep this word Meanings shuāng qū zhèng xián 雙曲正弦 hyperbolic sine or sinh (math.) Its characters 双shuāngtwoHSK 3曲qǔtuneHSK 6正zhèngstraightHSK 2弦xiánbow stringHSK 7–9