輸精管切除
Vasectomy \Vas*ec"to*my\ (v[a^]s*[e^]k"t[-o]*m[y^]), n. [Vas + -ecmoty.] (Surg.) Resection or excision of the vas deferens.
vasectomy n : surgical procedure that removes all or part of the vas deferens (usually as a means of sterilization); is sometimes reversible