In one cycle, heat from the sun evaporates water from the ocean to form clouds.

在一个循环中，太阳的热量使海洋中的水分蒸发形成云。

This means that the SA node essentially skips one cycle of sending its own signal.

这意味着窦房结跳过了发放它自己冲动的一个周期。

One Hertz means one cycle per second.

一赫兹表示每秒一个周期。

For English learners, one cycle of presentation and refutation is usually enough practice.

对于英语学习者来说， 一个循环的陈述和反驳通常就足够了。

He makes months and years. Each year has twelve months. Twelve years make one cycle.

他花了几个月甚至几年。 每年有十二个月。 十二年为一个周期。

PATRICK PURDON: This really low frequency oscillation, about one cycle per second or less.

PATRICK PURDON：这种振荡频率非常低，大约每秒一个周期或更短。

It took no more than one cycle of oxygen for essentially all clear traces  of home to disappear from my vision forever.

只需一次氧气循环，基本上所有清晰的家乡痕迹就从我的视野中永远消失了。

The only group that was more likely to show a meaningful difference in their menstrual cycle length were those who received two doses of the vaccine in one cycle.

唯一更有可能在月经周期长度上显示出有意义差异的组是那些在一个周期内接种两剂疫苗的人。

While the vibrating system on a typical phone requires 10 or more oscillations to reach full power, the Taptic Engine in iPhone 6s reaches peak output in just one cycle, and stops just as quickly.

一般的手机振动系统需要振动10多次，才能达到全功率。而 iPhone 6s上的Taptic Engine只需振动一个来回就能达到输出峰值，要停止振动也同样迅速。

The physician should keep cool and collected, first noting if his own breathing is smooth. One inspiration and one expiration make up one cycle of respiration. The normal ratio is four beats to one respiration.

医生要平息静气，首先要调整好自己的呼吸。一呼一吸构成一个呼吸周期。正常比率是一息四至。