生物钟学(Chronobiology)或“生物计时”是研究活生物种的内在节律。
Chronobiology or "biological timing" is the study of internal rhythms in living organisms.
在统计学中，风险管理的标准方法是基于“钟形曲线”（或曰正态分布）的，绝大多数结果分布在中间，极端情况十分罕见。
The standard statistical approach to risk management is based on a “bell curve” or normal distribution, in which most results are in the middle and extremes are rare.
正态分布是典型的钟形曲线，这在统计学中经常出现。
A normal distribution is the classic bell curve that appears so frequently in statistics.
大多数本科生课程，比如软件工程学，一周有四节课，每节课50分钟。
Most undergraduate courses, such as software engineering, have four fifty-minute classes each week.
一分钟足以将一个句子读20遍。记住：一分钟也可以创造奇迹。永远都不要说你没时间学英语！
One minute is enough to read a sentence 20 times. Remember, one minute can also produce miracles. Never say that you don't have enough time to learn English!
《学汉语》是一档15分钟的教学节目，旨在满足外国人日益增长的学习汉语的需求。
Learn to Speak Chinese is a 15-minute educational program, aimed to meet the increasing needs among different people in the world to learn the Chinese language.
对一个人有感觉需要一分钟，喜欢一个人需要一小时，爱上一个人需要一天，但是，忘记一个人却学要用上一辈子。
It takes a minute to have a crush on somebody, an hour to like someone and a day to love someone. But it takes a lifetime to forget someone.
我最先开始学韩语时，十分钟就学会了数字，这多亏了韩语数字歌的帮忙。
When I first started learning Korean, I learned my Numbers in 10 minutes with the Korean Numbers Song.
电子计算机是无线电电子学的一项人所共知的成就，这种计算机一秒钟能进行数千次运算。
A widely known achievement of radio electronics is an electronic calculating machine that can perform several thousand arithmetical operations in one second.
要学的东西实在太多了，五分钟不够。
一名神经精神病学顾问建议冬天睡眠质量差的病人每天早上在日光台灯旁照30分钟。
A consultant neuropsychiatrist recommends use of a daylight lamp for 30 minutes each morning for patients who don't sleep well in winter.
一名神经精神病学顾问建议冬天睡眠质量差的病人每天早上在日光台灯旁照30分钟。
A consultant neuropsychiatrist recommends use of a daylight lamp for 30 minutes each morning for patients who don't sleep well in winter.
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