micturition
  頻尿,排尿
  mic·tu·ri·tion /ˌmɪkʧəˈrɪʃən, ˌmɪktə-/ 名詞
  排尿
  Mic·tu·ri·tion n.  The act of voiding urine; urination; also, a morbidly frequent passing of the urine, in consequence of disease.
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  micturition
       n : the discharge of urine [syn: urination]