They also tested the fitness levels of the children by making them run on a treadmill.

科学家通过让孩子们在跑步机上跑步来测量它们的健康水平。

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Astronauts do exercise for two hours every day. They run on a treadmill and use a special machine to exercise their arms.

宇航员每天要做两小时的运动，他们在跑步机上跑步，用特殊的机器来锻炼手臂。

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Facebook also is trying out a treadmill station-where a worker can walk or run on a treadmill while tapping at a computer.

Facebook也正在试验一种跑步机工作台，员工可以在跑步机上一边走路或跑步，一边敲击计算机键盘。

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He studies the animals by watching them run on a tiny treadmill-like apparatus or recording the way they manipulate their bodies when they fall off vertical surfaces.

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Despite knee ligament damage, he finished the week by running a marathon, although the injury meant he had to run 26 miles on a treadmill for two days.

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This process is what enables resveratrol treated mice to run twice as far on a treadmill than placebo treated mice.

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