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あるある
1. I can relate (to that), that happens to me as well, that's all too familiar to me, same here, me too
2. something often encountered or experienced, something many people can relate to, all-too-familiar story, common occurrence, trope, cliché
常见之事，众人皆可感同身受，司空见惯的故事，寻常之事，陈词滥调，老生常谈；我懂（那种感觉），我也遇到过，这太熟悉了，我也是