chrono

例句：

1. 1. The chronograph is a device that records time.
   时计是一种记录时间的装置。
2. 2. He was born in the year 1980, which makes him a centenarian.
   他出生在1980年，所以他是百岁老人。
3. 3. The chronoscope is a scientific instrument used to measure time intervals.
   时频仪是一种科学仪器，用于测量时间间隔。