双侧输精管结扎的英文：
BVL, bilateral vas ligation

Bilateral Cooperation in Trade of Agricultural Products
农产品贸易双边合作

The data in the Performance Test shall be bilaterally recorded and confirmed.
在生产线考核期间的数据应由双方共同记录并确认。

Legislative exchanges are an import part of bilateral relations.
立法机构交往是两国关系的重要组成部分。

Surgical ligation of the vas deferens as a means of sterilization.
输精管结扎术输精管的外科结扎手术，是绝育的一种方法

Founded in 1982 in Vienna, Va., as Control Video Corp., the company initially planned to become an online computer-games service
公司1982年在弗吉尼亚州维也纳成立时名叫录象控制公司，起初计划从事联机电脑游戏服务

A long,narrow convoluted tube,part of the spermatic duct system,that lies on the posterior aspect of each testicle,connecting it to the vas deferens.
附睾一个长而窄并迂回的管子，为输精组织一部分，位于睾丸后部，通向输精管