Another reason is a thousand-page encyclopedia with a rigid hard back would hurt a bit if you were hit over the head with it.

另一个原因是， 一本千页的百科全书， 硬硬的后背，如果被它击中头部， 会有点痛。

But their analysis of its overall skeleton - including its rigid back and stiff tail - suggested that, in many ways, it was actually built more like a giant Tasmanian devil than a big cat.

但他们对其整体骨架（包括坚硬的背部和僵硬的尾巴）的分析表明，在很多方面， 它实际上更像是一只巨大的塔斯马尼亚恶魔， 而不是一只大型猫科动物。