urethral stricture
noun [ C or U ] medical specialized uk/jʊəˌriː.θrəl ˈstrɪk.tʃə/ us/jʊˌriː.θrəl ˈstrɪk.tʃɚ/
尿道狭窄
the situation when the urethra (= the channel that carries urine from the bladder) becomes abnormally narrow
Urethral stricture causes difficulty in passing urine. 尿道狭窄导致排尿困难。