Usually, a wildfire begins because of a combination of sizzling temperatures, low humidity and hot, dry winds that gather pace as they funnel through the canyons and blow down power lines.
通常，火灾发生的原因是在温度过高、湿度太低时干风吹过峡谷吹倒电线杆时聚集。
2
Methods:The ways of hot plate test, feet swelling test, funnel test, sheet glass test were used.
方法：采用热板法、足肿胀法、漏斗法、玻片法。
3
From now we will funnel them into the mountain pass we call the Hot Gates.