lightning bar防雷带lightningn.闪电；意外的幸运adj.闪电般的；快速的Lightning struck the pine tree.雷电击中那颗松树。lightning strike in mountain area山区雷害事故lightning intruding over-voltage雷电侵入波过电压Lightning can be very dangerous.闪电可能会非常危险。lightning-protection engineering避雷工程学lightning-protecting engineering避雷技术lightning arresters characteristic避雷器特性Lightning protection technolo-gy雷电防护技术lightning protection for oil field油田防雷lightning protection for buildings建筑防雷