As it’s name suggests, the clock triggers an electrical signal at a precise and regular interval.

顾名思义，时钟会以精确且有规律的间隔触发电信号。

As it's name suggests, the clock triggers an electrical signal at a precise and regular interval.

顾名思义，时钟会以精确且有规律的间隔触发电信号。

The cancer cells began to digest themselves after the curcumin triggered lethal cell death signals. And this process started within 24 hours.

姜黄素触发致命细胞死亡信号之后，细胞开始自身消化。而这一过程在24小时内就会发生。

These dedicated nerves produce a molecule called natriuretic polypetide B, which triggers a signal that's carried up the spinal cord to the brain, where it creates the feeling of an itch.

这些专门的神经会产生一种叫做利钠肽 B 的分子，它会触发一种信号， 该信号会沿着脊髓传递到大脑，从而产生瘙痒感。