urine  
  尿(にょう)

(1) Noun : Your kidneys make urine by filtering wastes and extra water from your blood. The waste is called urea. Your blood carries it to the kidneys. From the kidneys, urine travels down two thin tubes called ureters to the bladder. The bladder stores urine until you are ready to urinate.

Examples

  • Blood in the urine can be a serious health issue and should be checked out promptly.  

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