常見(jiàn)例句Squally thunderstorms within a squall line.颮線(xiàn)中的狂風(fēng)雷暴。The squall line is a kind of instable and strong convective weather caused by the air with upper-layer dry and lower-layer wet in front of the upper-troposphere trough.分析指出,該颮線(xiàn)系統(tǒng)是由高空槽前型的上乾下溼引起的不穩(wěn)定強(qiáng)對(duì)流天氣。 返回 squall line