urethrectomy

例句：

1. 1. The patient underwenta urethrectomy to treathis chronic prostatitis.
   患者接受了尿道切除术来治疗他的慢性前列腺炎。
2. 2. Urethrectomy is a surgical procedure that involves removingthe upper part of the urethra.
   尿道切除术是一种外科手术，涉及切除尿道的上部分。
3. 3. Urethrectomy is often performedas a last resort in casesof severe urinary retention.
   在严重尿潴留的情况下，尿道切除术通常作为最后的手段被执行。