Unlike human beings, the great white's jaws aren't fused to the skull.

和人类不同，大白鲨的颚片并没有和脑壳相连。

The meat was so tough that his jaws hurt from chewing it.

那块肉是如此的坚韧以致他的颚由于嚼它而受伤。

Snakes have famously expandable jaws to engulf large prey.

众所周知，蛇有可膨胀的颚来吞大猎物。

The sea lamprey is an ancient jawless fish.

七鳃鳗是一种没有颚的古老鱼类。

So they dissected infected ants and zoomed in on their jaw muscles with electron microscopes.

因此，他们解剖了受感染的蚂蚁，并用电子显微镜放大了它们的颚肌。

Nanotyrannus did not have the jaw muscles or tooth design for penetrating bone.

矮暴龙的颚肌和牙齿设计不能咬穿骨头。

But, for its size, a jaguar has the strongest jaws of any cat.

但相比于自身体，美洲豹有着猫科动物中最有力的颚咬合力。

But unlike the suction-feeding sperm whales of our times, Livyatan had short, powerful jaws.

但不同于我们时代的抹香鲸，利维坦鲸拥有短而强有力的颚部。

This is because it has to balance out nearly half a ton of head and jaws.

这是因为它需要与半吨重的头颚相平衡。

It grabs it with its jaws.

它抓住甲虫的颚。

The researchers say the acanthothoracid was one of the earliest jawed vertebrates with teeth ever to live.

研究人员表示，acanthothoracid是有史以来最早的有牙齿的颚脊椎动物之一。

While orthodontists go through the same training as dentists, they will also need to complete a post-graduate orthodontics course.

虽然牙齿矫正师要接受与牙医相同的培训，但他们还需要完成研究所的齿颚矫正学程。

Uh jack jumpers, giant ants with huge jaws that can jump like two feet high and are always angry.

杰克跳蚁，这种巨蚂蚁有巨大的颚，能跳两英尺高，总是怒气冲冲。

The Polyergus queen is well equipped with her sharp mandibles.

奴隶蚁的后裔配备有锋利的颚。

These giants are the real " jaws" of the animal kingdom.

这些巨兽是动物界真正的“颚”。

While fish with jaws first appeared in the Silurian, they proliferated in the Devonian.

虽然有颚的鱼最早出现在 志留纪，但它们在泥盆纪大量繁殖。

His enormous jaws bit off the girl's head with a single bite, immediately killing her.

他那巨大的颚部一口咬掉了女孩的头颅，瞬间夺去了她的生命。

Then, it uses its three jaws and the sharp teeth lining them to pierce the skin.

然后，它利用其三瓣颚和边缘锋利的牙齿穿透皮肤。

And Morganucodon still had this old-style jaw joint.

Morganucodon 仍然有这个老式的颚关节。

Once we've jumped on him - this is only a temporary move - we'll secure his jaws.

一旦我们跳到他身上——这只是临时措施——我们将固定住他的颚。