这不是谚语吧,就是指 用牙齿咬目前我只在下面的文章中搜到有你这句话.Of course,fruit is good for you,“but first you have to debug them of pesticides and germs,” Hall reminds consumers.To avoid eating ri...我们外教说是，它和pull up your socks同意那可能是我孤陋寡闻了，呵呵。pull up your socks的意思是：振作起来，鼓起勇气那么cut into it with your teeth估计就是指‘ 咬紧牙关，继续努力’之类的谢谢喽喜欢的话就给个采纳答案吧呵呵