sob (v.)youdaoicibaDictYouDict[sob 词源字典]
c. 1200, "to cry with short breaths," probably of imitative origin, related to Old English seofian "to lament," Old High German sufan "to draw breath," West Frisian sobje "to suck." Related: Sobbed; sobbing.[sob etymology, sob origin, 英语词源]
sob (n.)youdaoicibaDictYouDict
late 14c., from sob (v.). Sob story is from 1913. Sob sister "female journalist who writes sentimental stories or advice columns" is from 1912.