To grow, intensify, or rise to an enormous, often unexpected degree:增长、加强或上涨到极大且通常出乎意料的程度：Operating costs went through the roof last year.去年的手术费用已涨到登峰造极的程度
To become extremely angry:暴跳如雷，大发雷霆：When I told her about breaking the window, she went through the roof.她听我说有关砸碎窗户的事时大发雷霆