a man who has been castrated, especially (in the past) one employed to guard the women's living areas at an oriental court 被阉割的人(尤指太监,宦官) ■an ineffectual person 无能者 a nation of political eunuchs. 昏庸无能者执政的国度。
语源
Old English, via Latin from Greek eunoukhos, literally 'bedroom guard', from eunē 'bed' + a second element related to ekhein 'to hold'