biological clock
英 [ˌbaɪəˌlɒdʒɪkl ˈklɒk]
美 [ˌbaɪəˌlɑːdʒɪkl ˈklɑːk]
n. 生物钟; 生理钟
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- 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）。
- At 35, Kate's biological clock was ticking (= she was beginning to think that she would soon be too old to have children) .
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.- 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。
- For women, the 'biological clock' governs the time for having children.
英英释义
noun
- an innate mechanism in living organisms that controls the periodicity of many physiological functions
双语例句
- 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。 - Once I know the importance of our biological clock, I try my best to follow it.
了解到生物钟的重要性之后，我就开始尽量遵循生物钟生活。 - These two systems are not completely independent, for instance, the effects of biological clocks are usually mediated by hormones, and hormonal state can determine the response to a biological clock.
例如，生物钟的影响常常是通过激素调节的，并且激素状态可以决定生物钟的应答。 - 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 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。 - 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。 - Residing in the hypothalamus of the brain, the suprachiasmatic nucleus, or biological clock, programs the body to follow a24-hour rhythm.
大脑丘脑下部的下丘脑视交叉上核或生物钟保持身体随着24小时的节奏运转。 - In other words, men apparently also possess a "biological clock" for reproduction& albeit one that works differently than in women.
换句话说，男性在生殖方面显然也同样拥有一个“生物钟”&虽然和女性的生物钟不大一样。 - Housed in the hypothalamus, the portion of the brain that also controls sex drive and appetite, your biological clock is difficult to alter.
位于脑下丘之中，作为脑子的一部分，您的生物钟还控制着性别，动力和胃口，难以改变。 - A ticking biological clock sometimes isn't enough. That's where science steps in and helps it along.
有时仅靠“滴答”作响的生物钟是不够的，这时需要科学的介入和帮忙了。