雷克斯 léikèsī Rex (name) Origin Definitions Defs Strokes Stroke Words Sentences Sents 普雷克斯流程 pǔléikèsīliúchéng Purex process The plutonium-uranium reduction extraction process used for recycling spent nuclear fuel雷克斯暴龙 léikèsībàolóng Tyrannosaurus rex