雷电交加 léidiànjiāojiā lightning and thunder Origin Definitions Defs Strokes Stroke Words Sentences Sents 雷电 雷電 léidiàn noun thunder and lightning thunder and lightning; thunderbolt交加 jiāojiā to occur simultaneously (of two or more things) to occur at the same time; to be mingled or accompany each other; often used describing combined hardships or weather conditions