dark-light cycle 光暗循环
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。
Over the eight-week period of the experiment the mice inthe first and third groups gained almost 50% more weight than those exposed tothe natural light-dark cycle.
经过八周的实验,相比较于第二组暴露在自然光——黑暗循环下的老鼠,第一组和第三组的老鼠体重的增长幅度高出50个百分点。
It was only the mice that changed their eating times that gained weight, taking on a body mass gain of about 50 percent more than their standard light-dark cycle counterparts.
那些改变进食次数的老鼠,与在正常日夜循环的环境下的老鼠,体重增加的比率多了50%。
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