Straighten the crests and remove the shelf, and you've got the conveniently bladed teeth of cats and dogs.

把凹槽拉直，移除牙架，你就得到猫狗尖齿。

With big legs and strong, well-ossified bones, it spent at least some of its adult life on land, where it hunted with curved, bladed teeth.

有着大腿和强壮、骨化良好骨骼，成年后至少有一部分时间是在陆地上度过，在那里用弯状牙齿捕食。

A simple definition is a non-woody plant containing a hollow stem for strength, bladed leaves for photosynthesis and a flowering bundled seed head for reproduction.

简单定义是一种非木本植物，含有用于增强力量空心茎、用于光合作用叶片和用于繁殖开花束种子头。