2. Surgery, performed on a man's vas deferens inside the scrotum, which renders him infertile. 一个外科手术,把男人阴囊内的输精管切断,使得其失去生育能力。
3. It vas applied to studying on the electrophysiological character of ion channels in atherosclerotic vascular smooth muscle cells. 最近几年已把它运用于研究动脉粥样硬化血管平滑肌细胞离子通道电生理特性的改变。