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

把凹槽拉直，移除架，你就得到猫狗的尖。

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.

它有着大腿和强壮、骨化良好的骨骼，成年后至少有一部分时间是在陆地上度过的，在那里它用弯曲的刃捕食。

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.

简单的定义是一种非木本植，含有用于增强力量的空心茎、用于光合作用的叶片和用于繁殖的开花束种子头。