biological clock

英 [ˌbaɪəˌlɒdʒɪkl ˈklɒk]

美 [ˌbaɪəˌlɑːdʒɪkl ˈklɑːk]

n.  生物钟; 生理钟

计算机化学

牛津词典

noun

• 生物钟；生理钟
  a natural system in living things that controls regular physical activities such as sleeping
  1. At 35, Kate's biological clock was ticking (= she was beginning to think that she would soon be too old to have children) .
     到35岁时，凯特的生物钟开始滴答作响（她开始觉得她很快就会年龄大得不宜生育了）。

柯林斯词典

• N-COUNT 生物钟
  Yourbiological clockis your body's way of registering time. It does not rely on events such as day or night, but on factors such as your habits, your age, and chemical changes taking place in your body.
  1. For women, the 'biological clock' governs the time for having children.
     对于女性来说，“生物钟”控制着怀孕的时间。

英英释义

noun

• an innate mechanism in living organisms that controls the periodicity of many physiological functions

双语例句

• The most evident effect of circadian rhythm is the sleep-wake cycle, but the biological clock also impacts digestion, body temperature, blood pressure, and hormone production.
  生理节奏引起的一个最明显的结果是：睡眠-醒来的循环，但是生物钟还影响着消化力、体温、血压和激素的产生。
• Once you learn to synchronize your body's biological clock, your body will know when to sleep and when to be alert.1.Wake at the Same Time Every Day.
  一旦你学会了如何调整身体的时钟，你的身体就知道什么时候睡觉、什么时候要清醒。
• "We know that the biological clock regulates mood in humans," said study researcher McMahon.
  “我们已经知道生物钟控制着人类的情绪，”研究人员麦克马洪说道。
• To reduce the effects of jet lag, some doctors try to manipulate the biological clock with a technique called light therapy.
  为了缓减飞行时差的影响，一些医生试图用一种叫光照疗法来操纵生物钟。
• The biological clock itself is believed to be a cluster of nerve cells called the suprachiasmatic nucleus.
  生物钟被认为是叫做视交叉上核的神经细胞的聚集。
• Biorhythm A periodic physiological or behavioral change that is controlled by a biological clock. Circadian rhythms are an example.
  生物节律：由生物钟控制的周期性的生理上的或行为上的变化。昼夜节律就是一个很好的例子。
• The human body has a biological clock, so life must be the law.
  人的身体有一个生物钟，所以生活要有规律。
• Use sunlight to set your biological clock
  把阳光当作你的生物钟
• When the fly lays its eggs it starts a biological clock ticking.
  当苍蝇产完卵，它就启动了一个生物时钟。
• The biological clock and gravitational forces don't show any kindness, either.
  生物钟和万有引力也不会怜悯你的。