Tell me about it. 很多人听到这句话，就会跟别人巴拉巴拉解释一大堆，可是啊，伙伴们，人家其实并不想听。 他们是在说，“可不是嘛!”。表示I have had the same experience.(我也有相同经历)或者是：A way of saying you agree with someone.(我同意你的观点)。 Tell me about it! I’ve just been through that horrible situation so I tot