Let the VIPs hold your arm or forearm and the VIPs can learn from your body movement whether you are walking on a level road, walking upstairs or downstairs.

如与他同行，可让他捉住你的臂膀，他便可凭你的动作而知道走平路及上落楼梯。

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You may not want to hear some of these Numbers, but getting information early on about your risk level can help you avoid a heart attack down the road.

你可能不想听到这些数据中的一些，但是早点获得有关你的危险水平的信息，能够帮助你避免心脏病的降临。

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Once on level land Jesse let minutes pass as he listened for footsteps or a cough on the logging road, someone left behind to trick him into coming out.

到了平地，杰希听了好几分钟伐木路上的脚步或咳嗽声，有可能会留下一些人好哄他出来。

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Rospa, which introduced Tufty as a character, said TV campaigns had helped "to create a high level of road safety awareness over a long period, and are one of the reasons why Great Britain has been able to significantly reduce the number of people being killed on our roads".

BBC: Children's road safety TV adverts axed in England

"It becomes easier to reach a higher level when you already have a road map to get there, " said Ligety, who is the defending World Cup giant slalom champion.

WSJ: Skiing: Is America the New Austria? Lindsey Vonn,

In London, Picarro will place analyzers on the ground around the city as well as one on a bus to measure carbon emissions at road level and another on a plane to gauge emissions at higher altitudes.

FORBES: Going For The Green: Measuring The London Olympics' Carbon Footprint