这就是为什么系统中有一个时钟。

That's why we have a clock in system.

youdao

与一些用于医疗研究的机器所采用的方法非常相似，它可以测量佩戴者的脑电波活动，并且可以与佩戴者床边的一个时钟部件进行无线连接。

This measures the electrical activity of the wearer's brain, in much the same way as some machines used for medical and research proposes, and communicates wirelessly with a clock unit near the bed.

youdao

我们现在正在安克雷奇博物馆建造一个时钟，它反映了阿拉斯加几条主要河流的总流量，这些河流对当地和全球的环境变化都很敏感。

We're now building a clock at the Anchorage Museum that reflects the total flow of several major Alaskan rivers, which are sensitive to local and global environmental changes.

youdao

It's usually shown like a clock is shown here, where time 0, which is at the top here is right at the end of mitosis where you have two new cells that are formed.

通常会用一个类似时钟的图来图示,0时刻,在最上端 为上次有丝分裂终点,代表两个新细胞刚刚形成

耶鲁公开课 - 生物医学工程探索课程节选