back lash

基本解释

Handle:Check and adjust air valve back lash;
处理：检查并调整气门间隙；
Or perhaps California will once again lead the back lash .
或许加州将再次成为“造反先锋”。
With the advent of fiber-glass reinforced blade and due to the existence of back lash in rotor control system, it is necessary to study the flutter of a nonlinear structure.
随着玻璃钢桨叶的发展，以及旋翼操纵线系间隙的存在，就有必要研究这种非线性弹性结构的颤振分析方法。

Working in a two-man team, on opposite sides of the animal, packers sling a pair of manty-wrapped loads to the sides of a mule's aparejo and lay a 12-15-metre (40-50ft) lash rope gently across his creature's back.
ECONOMIST: New uses for an old pastime

A backlash against a tendency or recent development in society or politics is a sudden, strong reaction against it.