Effects of Melatonin on Circadian Rhythm of Temperature and Motor Activity in Rats
褪黑素对大鼠体温及活动度昼夜节律的影响

Circadian Activity Rhythm of the Two Kinds of Rodents in Captive in Spring
笼养条件下两种鼠春季昼夜的活动节律比较

A Preliminary Observation on Behavior and Activity Circadian Rhythms of Muntiacus reevesi in Captivity
圈养黄麂春季行为及活动规律的初步观察

Circa 1953, the actress wears a mesh hat with rhinestones.
大约在1955年，赫本戴着一顶装饰着莱茵石的网状帽子。

Effects of acupuncture at different periods on circadian rhythms of locomotor activity and core body temperature in hamsters
不同时辰针刺对金黄地鼠自发活动及体温昼夜节律的影响

Phot A Koguryo mural of hunting, circa 6th Century AD.
照片约西元六世纪, 一幅描绘打猎的高句丽壁画。

These are the basic principles of interstellar imperialism, circa 2100 A.D.
这些便是公元2100年星际帝国主义得基本原则。

Adapted from the Embassy CLub recipe, Hollywood circa 1928.
来自大使俱乐部，大约1930年的好莱坞

Results The adverse reactions of chemotherapy according circadian rhythm were lower than that of routine chemotherapy.
结果时辰化疗所致不良反应远低于常规化疗方法。

Inupiat woman， Alaska， circa 1907
纽皮特人，阿拉斯加，约1907年。

Circadian rhythms constrain leaf and canopy gas exchange in an Amazonian forest
在亚马逊森林生理节奏韵律抑制叶子和树冠气体交换

circadian rhythm analysis
昼夜节律分析

An antique sterling silver and enamel cigarette case British hallmarks circa 1900.
古董纯银和搪瓷烟盒英国标志大约1900年。

Our minimalist apartment, circa 2001
我们的极简公寓, 约2001年

Study of circadian rhythm of respiratory function and leukotriene in nocturnal asthma
夜间哮喘患者呼吸功能及白三烯昼夜节律的研究

The Influence of Different Attribute of Purgative on The Circadian Rhythms of Purging Effect
药物寒热属性对泻下药作用时辰差异的影响

The film takes the audience back to Hong Kong, circa 1905.
这部电影将观众们带回至大约1905年时候的香港。

Audrey Hepburn composes a letter in a palm grove, circa 1955.
大约在1955年拍摄，赫本在一片平静的树林里写信。

The author of this book was said to be born circa 1080 and die in 1130.
传说该书作者约生于一零八零年，卒于一一叁零年。

The circadian periodogram calculated the period length of the rhythm of average woman.
月经周期可以影响静息 活动昼夜节律时相。

She was born circa 1060 and died in 1118.
她约生于一零六零年，卒于一一一八年。

Basically, it's virtual reality circa 1953.
基本上，它在虚拟1955年左右的场景。

The Lincoln Bedroom, the White House, circa 1915.
约1915年, 白宫, 林肯卧室。

Cafe Jack looks like a teenage girls dream bedroom circa 1997.
杰克咖啡屋看起来就像1997年少女梦想中的卧室。

Pharaoh Khufu began the first Giza pyramid project, circa 2548 B. C.
大约在公元前2，550年，胡夫法老开始他的首个金字塔项目。