hy·dro·cele /ˈhaɪdrəˌsil/
  陰囊水囊腫; 水囊腫
  hy·dro·cele /ˈhaɪdrəˌsɪl/ 名詞
  水囊腫,陰囊水囊腫,睪丸鞘膜積液
  Hy·dro·cele n.  Med. A collection of serous fluid in the areolar texture of the scrotum or in the coverings, especially in the serous sac, investing the testicle or the spermatic cord; dropsy of the testicle.
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  hydrocele
       n : disorder in which serous fluid accumulates in a body sac
           (especially in the scrotum)