But among the winter-born mice, those stayed in winter kept their 10-hours-on, 14-hours-off schedule, while whose that switched to summer stayed active for an extra hour and a half, which indicates that mice born and weaned in a winter light cycle showed dramatic disruptions in their biological clocks。
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While the EPR relies on active pumping to maintain reactor cooling, an Areva spokesman told Technology Review yesterday that it has extra backup generators for added redundancy.
EPR依靠主动式水泵抽运以冷却反应堆，Areva发言人昨天对Technology Review记者称，设计有额外的备用发电机组以满足多余的需求。
This unique cap provides an extra measure of protection for the grass mouse and three other types of African mouse, like rodents that are active during the day.
这种不同寻常的覆盖层给了草老鼠和其他三种非洲老鼠额外的保护措施。比如说白天活动的啮齿类动物。
In addition, if a person is physically active, he or she will need to consume an extra amount of water to make up for what is lost through rigorous exercise.
另外，如果一个人经常运动，他(她)就需要摄入更多的水来补充在运动中失掉那部分。
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