同病相怜;咱们都一样(指处于不好的处境)
You can say this when another person says something that applies to you too. It is generally used for negative things.
当别人对你说的话,对你也同样适用时,你可以这样说。它通常用于消极的事情。
A:I've got so much work to do. I'm so stressed out.
我有这么多工作要做,压力太大了。
B:Join the club. (= I have a lot of work and am stressed out too.)
咱们都一样。(我也有很多工作,压力也很大。)