fall down和fall off的区别
问题描述：
fall down和fall off的区别
答
fall down,fall off和fall over都表示“摔倒、跌倒”的意思,但它们各自的含义不同. fall over强调的是“向前摔倒、跌倒”. She fell over and broke her leg. 她跌倒并把腿摔断了. There is too much snow on the gr...