单词 飞身跃上马背 例句 DEFINITIVE EXAMPLES 权威例句〔vault〕He ran to the door and vaulted into the saddle.他跑到门口,飞身跃上马背。柯林斯高阶 英语例句辞典收录了559068条英语例句在线翻译词条,基本涵盖了全部常用单词及词组的例句翻译及用法,是英语学习的有...