Also, while climbing over a plateau you can stand up and pedal for short periods of time because this ensures proper blood circulation through the body.

另外，虽然爬过高原你可以站起来，踏板一小段时间，因为这将确保适当的血液循环到身体的其他部位。

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The system is fixed on a universal stand so that it can quantitatively measure the biomechanical parameters of soft tissues over the different parts of body in vivo.

系统还配有万向固定支架，可灵活地对人体各部位软组织生物力学特性进行定量在体评价。

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In another picture, a black man and a white man stand over a dead body in the shadow of a lynch mob.

ECONOMIST: Exile on Main Street | The