短语词组短语tumble e to 恍然大悟to tumble means to fall 跌倒tumble to its lowest level 跌到最低点to tumble 跌到;横筋斗;跌扑;翻筋斗free to tumble 自由翻滚to tumble around 翻滚I used to tumble 我以前经常翻跟斗welcome to emoji tumble 欢迎来到刚滚落;欢迎绘文字暴跌 返回 tumble to