| 释义 | biological clock noun[ C ]
 uk /baɪ.əˌlɒdʒ.ɪ.kəl ˈklɒk/ us /baɪ.əˌlɑː.dʒɪ.kəl ˈklɑːk/
 your body's natural habit of sleeping, eating, growing, etc. at particular times: 生物钟;生理钟
 Long-haul flights can seriously disrupt your biological clock.长途飞行可能会严重扰乱你的生物钟。
 SMART Vocabulary: related words and phrases
 Animal & plant biology - general words
 abiotic
 anatomic
 anatomical
 anatomically correct
 anti-Darwinian
 biologist
 biophysics
 Darwinist
 entomological
 entomologist
 entomology
 eukaryote
 experiment station
 naturalist
 organically
 overstimulate
 overstimulated
 overstimulation
 photosynthetically
 survival of the fittest
 
 Idiom
 someone's biological clock is ticking 
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