英语语法分析

This is the basic idea behind inertial guidance systems.

这是惯性制导系统，的基础概念。

Pinch-to-zoom, inertial scrolling, tap-to-click, it's all there.

捏动缩放、惯性滚动、轻击，都支持。

Like the First Law, the Second Law only holds in inertial reference frames.

第二定律如第一定律，也只在惯性参考系下成立。