When it's spinning parallel to the ground, support your weight on your left foot and use your right foot to power your spin; the momentum of the hoop should carry you around.

首先从前位站姿开始；让呼啦圈逆时针转起来，当旋转和地面平行的时候，把重心放到左脚上，用你的右脚来给力；呼啦圈的动力会带动你晃动。

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Method Suspension quantitative germicidal test was used to carry out parallel comparison between filtration-rinse test method and chemical neutralization method.

方法采用悬液定量杀菌试验方法对过滤冲洗试验法与化学中和法进行了平行比较试验。

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The cluster of workstation for parallel arithmetic is established to carry out the large-scale numerical simulation of shallow water flow.

建立了并行计算系统工作站机群，实现了浅水流动的并行数值模拟。

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WDM, a technique that allows a single optical path to carry thousands of parallel channels, as long as each is encoded in a slightly different colour.

ECONOMIST: Optical communications

Such a device would be able to carry out many calculations in parallel, with each of the superposed states acting as part of the calculation.

ECONOMIST: The 2012 Nobel prizes