中醫學 脈學術語
jiǔ chí suǒ rán
the pulse is difficult to be felt after being taken for a longer period[湘雅醫學專業詞典]
久持索然爲脈學術語,指切脈經久按之後,很難摸及;或初按時指下浮大,久按反覺難以捉摸。這種情況,不論新病久病,有熱無熱,均屬正氣大虛。[1]