| 单词 | biological clock |
| 释义 | biological clock 1 ENTRIES FOUND: biological clock noun plural biological clocks biological clock noun plural biological clocks Learner's definition of BIOLOGICAL CLOCK [count] : a system in the body that controls the occurrence of natural processes (such as waking, sleeping, and aging)生物钟；生理钟— often used to describe a woman's desire to have children before she is too old常用于描述女性希望在年龄太大之前生孩子的愿望
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英汉双解词典包含109353条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。