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Be aware of the wind chill factor. 留意寒風(fēng)的造成因素。
If the temperature dips below zero or the wind chill is below minus 20, hit the treadmill instead. 如果溫度降到0度以下或者風(fēng)寒指數(shù)達(dá)到負(fù)20，那么還是踩腳踏車吧。
"It takes a wind chill temperature of around minus 15 degrees [F] where you start to see an increase in the incident of frostbite, " Castellani said. 卡斯特拉尼說(shuō)，“在約華氏零下15度（攝氏零下26.111度）的風(fēng)寒溫度，你會(huì)看到凍瘡病例的增加?！?/li>
權(quán)威例句
That game still holds the record for coldest temperature, but not for wind chill. FORBES: The NFL's Coldest Games
And now they're up on high hilltops, 77-below wind chill factors in winter. WHITEHOUSE: President Obama Opens Tribal Nations Conference