1. second-hand laptop computers, Internet second-hand computers, second-hand computer recycling company, second-hand server recovery, recycling second-hand switch. 二手笔记本电脑，网吧二手电脑，公司二手电脑回收，二手服务器回收，二手交换机回收。
2. Flush left/right: Type aligned with either the left or right-hand margins, Alternative terms for the same effect are Ragged right/left. 齐左／齐右：英文的排字款式。字行只向左或右边对齐，另一边则参差不齐。
3. Type C: Stand for left hand thread, the sub connection is left hand type. 型即为左旋式：也就是转换接头的螺纹为左旋式。
4. The left hand steering wheel, the right hand wave box, the left leg steps on the meeting and parting, the right foot steps on the accelerator and the brakes, all in grasping. 左手方向盘，右手波箱，左脚踩离合，右脚踩油门和刹车，一切就尽在掌握中了。
5. As a rule, researchers discover that left-hand compounds are important medications, and left-hand compounds are useless, so much as unhealthful. 人们通常发现某些左手的化合物是有用的药物，而右手的异构体却没有期望的药效。
网络释义
bridle hand left hand shield hand shield-hand 左手;
bridle hand left hand shield hand shield-hand 左手;
bridle hand left hand shield hand shield-hand 左手;
have on in hand on hand to hand to one's hand to the fore 在手头;
buggy hand barrow hand car hand-operated carriage hand-truck push-car wheel barrow 手推车;
