lost in the shuffle idiom US and Australian English
未得到应有的重视;被忽视
If something or someone gets lost in the shuffle, that thing or person does not get the attention they deserve.
Refugee children in the big camps just get lost in the shuffle and are sometimes left without food. 难民营里的儿童未能得到应有的重视,有时甚至没有食物可吃。