not miss much idiom informal
（用以表示所错过的并不重要）没错过什么，没什么大不了的，没什么可遗憾的
said when something you failed to see or experience was not important or special
"I didn't manage to see that programme." "Don't worry, you didn't miss much." “我没赶上看那个节目。”“别担心，你没错过什么。”