Remove the front cusp, raise the shelf, and you've got our human molars.

移除前尖端，提升牙架，你就得到我们人类的臼齿。

The sac was near the molar area at the back of the jaw.

囊块位于下颌后部的臼齿区附近。

Cats have sharp crested molars, like blades, for shearing meat and sinew.

猫的臼齿呈波形，如锋刃般尖锐，用来撕碎肌肉和韧带。

Until now, however, the technique has been used mostly on the molars of living mammals.

但直到现，技术主要用于现存哺乳动物的臼齿。

You have to go to the dentist because your back tooth has a cavity.

因为你的臼齿有蛀洞，所以你一定要去看牙医。

Our molar teeth became shoved all the way back.

我们的臼齿被一路往后推。

The large surface area of your molars helps them grind up food.

臼齿的大表面积有助于它们研磨食物。

Then, your molars break up the food into pieces small enough for you to swallow.

然后，你的臼齿将食物分解成小到可以吞咽的小块。

These are mammoth teeth, huge molars the size of bricks.

犸象的牙齿，巨大的臼齿和砖块差不多大。

She chews the grass well this time with her broad back teeth, and then swallows it again.

用后面的臼齿细细地嚼一遍, 然后再咽下去。

According to the fossil record, ancient humans usually had straight teeth, complete with third molars — or wisdom teeth.

根据化石记录，古人的牙齿通常都排列得很整齐，且有第三臼齿或智齿的完整组合。

He's hoping to get it back so he can show it off at school but is this really a mammoth molar.

他希望能把它拿回来，样他就可以学校里炫耀了，但真的一个巨大的臼齿吗。

Oh, I think there's one here in your left molar.

哦，我想你的左臼齿里有一个。

For one thing, they both had more molars than Eohippus did.

它们都有比始祖马更多的臼齿。

Just the candy corn you use as a molar.

只有你拿来当臼齿的玉米糖。

Pandas have the largest molar teeth of any carnivore.

熊猫的臼齿所有食肉动物中最大的。

Looking at my tiepin? Finest specimen of human molar.

看我的领带夹吗？一颗上好的人类臼齿。

I know how to expose a throat for inspection.

我尽了最大的努力。当我终于把木制的压舌板伸到最后一排牙齿的后面时，她张开了嘴，然而只一瞬间，我还来不及看她又把嘴闭上了，没等我把它取出来，她的臼齿已经紧紧咬住了压舌板，并把压舌板咬成了碎片。

Unlike its ancestors, Archaeocyon had shorter jaws and thicker premolars.

与它的祖先不同，始犬拥有较短的下颌和更粗壮的前臼齿。

Analysis of this sort revealed that the youngest molar, found near a village called Chukochya, was between 500,000 and 800,000 years old.

此类分析表明，一个名叫楚科奇的村庄附近发现的最年轻的臼齿年龄50万至80万岁之间。