It's got a serrated edge and it's got some little flutes things on the top.

它有一锯齿状边缘，在顶部有一些长笛状东西。

Serrated for cutting through stuff, that makes sense.

锯齿状是用来切割，有道理。

This variety enables sharks to target prey in a diversity of ocean environments.

它们三角锯齿状上牙则用来切削。

Harry froze, his cut finger slipping on the jagged edge of the mirror again.

哈利惊呆了，手指再次从那些锯齿状边缘上滑过。

The front teeth are dagger-shaped with serrated edges designed to tear flesh.

门牙形如匕首边缘呈锯齿状，用以撕咬血肉。

They had serrated edges which could used to cut through the flesh of large prey.

它们边缘呈锯齿状可以用来切割大型猎物肉。

Majungasaurus has serrated teeth. Each one of those little serrations is call a denticle.

玛君龙有锯齿状牙齿。每一小锯齿叫做小齿。

These leaves have broad points and very jagged edges.

些叶子顶端较宽, 边缘则呈锯齿状。

And that safety, every time a tin was opened, sharp, jagged edges were left, lying around.

那就是安全，每次打开一罐头，就会留下锋利锯齿状边缘，到处都是。

Allosaurus has blade like serrated teeth in its powerful jaws.

异特龙有刀刃一般锯齿状牙齿还有有力双颌。

People here believe that this beetle can actually cut down branches using its huge saw-like mandibles.

里人相信种甲虫用其锯齿状巨颚能够剪断树枝。

In another tent, we meet a boy with a jagged scar running across his abdomen from shrapnel.

在另一帐篷里，我们遇到了一男孩，他肚子上有一道锯齿状伤疤。

Its jaws are narrow and lightly built. And its gums are equipped with 70 sharp, serrated teeth.

它双颚又窄又轻。牙龈装备了七十颗锋利锯齿状牙齿。

The iron covers the tips and serrated edges of their gnarly teeth and helps keeps them sharp.

它们粗糙牙齿尖端和锯齿状边缘上覆盖着铁，有助于保持锋利度。

Back in town, set sail to the southernmost point of Baja, a jagged headland known as Land’s End.

就在城内，启航到南下加州最南面，到达名为Land's End锯齿状海岬。

Frank Gehry chose to make a fish lamp with jagged scales that glowed when the light shone through.

弗兰克·盖里选择制作一盏鱼灯，它鱼鳞呈锯齿状，当光线照射进来时，就会发光。

Especially since rusty metal can create jagged wounds with lots of deoxygenated dead tissue for them to latch onto.

尤其是生锈金属会造成锯齿状伤口，带来大量脱氧坏死细胞组织，伤口更易被附着（破伤风梭菌）。

But if he had not walked outside, he would not have been inspired by a kind of toothed grass.

但是如果他不走出家门，他就不能受到一种锯齿状草启发。

When Witmer studied the skull, he saw that there were serrated ridges in the teeth.

维特莫研究其颅骨时，看到牙齿里有锯齿状脊状隆起。

The shark tooth has serrations along the edge, literally like a steak knife.

鲨鱼牙齿在边缘呈现锯齿状，简直就像一把牛排刀。