The psychologists found that mice housed in a lighted room 24 hours a day exhibited more depressive symptoms than did similar mice that had a normal light-dark cycle.
心理学家发现，关在一天24小时灯火通明房间里的老鼠比关在按正常明-暗光线循环房间里的同类老鼠表现出更多的抑郁症状。
Due to the reasons such as light, dark areas often exist in common gray image, and in these areas the image detail can not be directly identified.
灰度图像由于光照等原因往往存在着较暗区域，并且这些区域的图像细节无法直接识别。
The magic in Heroes of Might & Magic V is currently divided in 4 schools: light, dark, summoning and destructive.
魔法门之英雄无敌五中的魔法分为四大类，光明、黑暗、召唤和破坏。
Objective To study the effect of different light-dark cycles on learning and memory in mice.
目的研究不同光暗循环周期对小鼠学习记忆的影响。
Objective To investigate the effect of different light-dark cycles on total and differential counts of leukocyte as well as spontaneous locomotor activity in mice.
目的探讨不同光暗周期对小鼠白细胞数量分类计数与自发运动活动的影响。
Results The cell type of atrioventricular node in fetus hearts were composed of light, dark and transitional cells.
结果胎儿房室结的细胞主要为亮细胞、暗细胞和移行细胞。
This light-dark cycle is good for our bodies to predict changes in the environment.
这种光暗循环有助于我们的身体适应环境的变化。
They might sleep in the day and work at night for example - which goes against the light-dark pattern.
例如，他们也许要在白天睡觉，晚上工作，这和昼夜循环相冲突。
The results showed that the influences of light-dark cycle on production of extracellular polysaccharide were species specific, and dependent on the growth phase.
结果表明，光暗周期对硅藻胞外多糖生产的影响具有种间特异性，且与细胞生长周期有关。
The results showed that the influences of light-dark cycle on production of extracellular polysaccharide were species specific, and dependent on the growth phase.
结果表明，光暗周期对硅藻胞外多糖生产的影响具有种间特异性，且与细胞生长周期有关。
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