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

它们三角锯上则用来切削。

Serrated for cutting through stuff, that makes sense.

锯是用来切割，有道理。

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

形如匕首边缘呈锯，用以撕咬血肉。

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

它们边缘呈锯可以用来切割大型猎物肉。

These leaves have broad points and very jagged edges.

这些叶子顶端较宽, 边缘则呈锯。

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

哈利惊呆了，手指再次从那些锯边缘上滑过。

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

玛君龙有锯。每一个这样小锯叫做小。

Allosaurus has blade like serrated teeth in its powerful jaws.

异特龙有刀刃一般锯还有有力双颌。

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

它有一个锯边缘，在顶部有一些长东西。

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

这里人相信这种甲虫用其锯巨颚能够剪断树枝。

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

那就是安全，每次打开一个罐头，就会留下锋利锯边缘，到处都是。

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

它双颚又窄又轻。龈装备了七十颗锋利锯。

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

维特莫研究其颅骨时，看到里有锯脊隆起。

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，他就不能受到一种锯草启发。

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

它们粗糙尖端和锯边缘上覆盖着铁，这有助于保持锋利度。

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

在另一个帐篷里，我们遇到了一个男孩，他肚子上有一道锯伤疤。

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

鲨鱼在边缘呈现锯，简直就像一把牛排刀。

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锯海岬。

The first, a jagged array of serrated teeth rooted in jaws that could crush steel.

第一就是满口参差能够咬穿钢铁锯。

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，当光线照射进来时，就会发光。