One of the reasons why the new motion works is that the human hand is a mechanical device and has resonances at which certain combinations of motions naturally work well.

新指法能够有效的其中一个原因就是，人的手是类机械性的，在某种运动组合的时候运作起来会更加协调。

youdao

These physical devices come in a variety of configurations that include various combinations of MEMS motion sensors, motion processors, and appropriate APIs.

ENGADGET: blogger-avatar