electronic chronograph

• 电子计时器

electronic chronograph的用法和样例：

例句

1. Accurately time yourself solving your Rubik's cube puzzles with this new electronic timer designed specifically for Rubik's cube puzzles.
   使用这个专门设计用于快速还原魔方的新品电子计时器，你可以更准确的测量自己还原魔方的时间。