例句與造句

1. The result shows that : the sand - dust storm occured in favorable climate background that is drought and rainless , the tilted trough and mongolia cyclone are the important weather systems that caused the severe sand - dust storm , tilted trough and strong frontal zone caused the mongolia cyclone developed and the clod front strengthened at surface , high jet and ferrel circulation are the main reason that momentum spreaded downward from higher level and frontal zone strengthened on lower level
   結(jié)果表明：沙塵暴是在干旱少雨的有利的氣候背景下產(chǎn)生的。斜壓槽和蒙古氣旋是觸發(fā)這次強(qiáng)沙塵暴天氣過(guò)程的重要的天氣系統(tǒng)，高空斜壓槽和強(qiáng)鋒區(qū)促使了地面蒙古氣旋的發(fā)展和冷鋒的加強(qiáng)，誘發(fā)沙塵暴天氣。高空急流及其下方的ferrel環(huán)流起到了高層動(dòng)量下傳和加強(qiáng)低層鋒區(qū)的重要作用。
2. It's difficult to find tilting trough in a sentence. 用tilting trough造句挺難的