“你很酷”的英文是"You're cool."来自于非常流行的口头表达方式，这种表达方式表示对某人非常满意或者认可，常用来表示对某人的赞扬或者肯定。例如：

"You're so cool, man. I wish I could be like you."

"I think you're really cool. You always know what to say."

"I think you're the coolest person I've ever met. You're so smart and funny."

中文翻译：

"你太酷了，我真希望我能像你一样。"

"我觉得你真的很酷。你总是知道说什么。"

"我认为你是我见过的最酷的人。你很聪明，很有趣。"