Brains were thought to measure time by using some kind of internal clock that generates events at a relatively regular rate.

据认为，用大脑里所谓的内置时钟——用相对规范的速率来衡量事物——计算时间。

youdao

Sticking to a regular bedtime and wake time schedule helps keep you in sync with your body's circadian clock, a 24-hour internal rhythm affected by sunlight.

坚持按时睡觉和起床能帮助你保持和自己的生物钟同步，生物钟是受阳光影响的24小时的内在节奏。

youdao

In a traditional environment, the Network Time Protocol (NTP) daemon is used to keep the internal clock accurate.

在传统的环境中，使用Net work Time Protocol (ntp)守护进程保持内部时钟的精确性。

youdao

By comparing the GPS and eLoran time signals with its internal clock, each probe can detect interference and determine whether it is natural or man-made.

ECONOMIST: GPS jamming

The little creature's also got four additional touch sensors, a temperature sensor, a gravity sensor and an internal clock to tell the time of day, improved motors, and basic voice recognition -- and the Hong Kong packaging suggests the dinos will even come in two different sexes.

ENGADGET: Pleo Reborn detailed by Innvo CEO, one lucky fan finds and buys the tiny dino (video)

Complete with an internal clock, Amanda always knows the date and time--not to mention special holidays like Mother's Day, of course.

FORBES