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

• 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。
• Teachers and learners know their own biological clock and use its rules to teach and learn can catch the chance of teaching and learning as well as improve its efficiency.
  教师和学生了解并运用自身的生物钟规律，有利于把握教与学的时机，提高教学的效率。
• This paper reviews the signal transduction pathways regulated by light in the biological clock.
  本文综述了光信号对高等植物生物钟的调节作用和转导途径。
• "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。
• 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。
• This multitasking hormone keeps your biological clock ticking over, making sure that you are alert during the day and sleepy at night.
  而这种多任务荷尔蒙可以让你的生物钟持续运转，保持你在白天的时候清醒，晚上的时候睡觉。
• This suggests the intuition is at its strongest not just when the biological clock is ticking – but also when they are, quite literally, in the mood for love.
  这说明这种那个直觉最强的时候不仅仅是在生理时钟上的某一刹那，而当她们真正处于恋爱的情绪中时也是同样。
• 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。
• 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。