<正> 话题得先从这里说起。何谓词根?何谓词干?词根与词干之间有什么联系?《语言学教程》(胡壮麟等主编,北京大学出版社,1988年版,p.92)在论及这一问题时,是这样举例、叙述的:…“Friend-”in“friends”and“friendship-”in“friendships”are bothstems(词干)。The former shows that a stemcan be equivalent to a root(词根),whereas thelatter shows that a stem may contain two ormore roots,i.e.,compounds,such as“black-