Not only do they have a sharpened peg of a tooth but their teeth narrow down to a razor sharp edge at the back making the tigers bite much more lethal.

它们不仅仅有锋利的三角状牙齿，而且背面向下逐渐收缩成剃刀一样锋利，这使得老虎的咬更加致命。

youdao

They did have the carnassial teeth that distinguish the Carnivora, a pair of sharpened cheek teeth that are aligned so as to work like shears in slicing meat off bone;

它们已经有了食肉动物特有的裂齿，一对尖利的长在面颊部位的牙齿，能象大剪刀一样把肉从骨头上切割下来。

youdao