It was a human bone. A lower jaw.

一块人的骨头。一块下颌骨。

And in the lower jaw which was also very, very long and slender.

下颚也又长又细。

What happens is that the root is anchored well into the lower jaw.

实际情况就是这个牙根深深地嵌在其下颌骨上。

He has seventeen teeth in the upper jaw, and nineteen in the lower jaw.

上腭有17颗牙齿, 下腭有19颗。

With the drop of its lower jaw, the northern leopard frog's tongue flips out.

北方豹蛙的舌头随着下颚垂下而翻转出来。

We have four of them in our upper jaw and four in our lower jaw.

八颗门牙分别是上颚有四个，下颚有四个。

The sole has a very small mouth, and only the lower jaw has any teeth.

比目鱼的嘴非常小, 只有下腭才有牙。

Another bone found in Baishiya Karst Cave is a lower jaw bone of a young Denisovan.

在白石崖洞穴发现的另一块骨头是年轻丹尼索瓦人的颌骨。

It has six sharp front teeth for cutting-four in the upper jaw, and two in the lower jaw.

兔子嘴前面长着六颗锋利的牙齿, 上颌有四颗, 下颌有两颗。

But later that day, Lyson said he and Jessin found the lower jaw and some large T. rex teeth.

但当天晚些时候，莱森说他和杰森发现了下巴和一些大的霸王龙的牙齿。

Developed in 1966, the general goal of orthotropics is to guide the the upper and lower jaws to grow forwards.

正交异性治疗方法于1966年问世，它的理念是帮助下巴的上部和下部骨骼向前生长。

It is joined to the lower jaw in front, and not at the back as our tongues are.

舌头与下腭的前端相连, 而我们的舌头则是长在下腭的后端。

First, the snout rises and opens the mouth. At the same time, the lower jaw pushes down, widening the gape.

首先，鼻子抬起，张开嘴。同时，下颚向下推，扩大张开。

Unlike the modern sperm whale, the fossil one had large, fully functional teeth both on the upper and lower jaws.

与现代抹香鲸不同，这副化石的主人在其上下颌都有巨大，实用的牙齿。

And many had big tusks protruding from their lower jaws.

许多人的下颚都长着大象牙。

Classically, infection appears in the lower jaw.

【classical】一般来讲，感染会出现在下颚上。

Others put it under the lower jaw.

其他人把它放在下颚下面。

" Here is the lower jaw of a mastodon, " [1] I said.

“这是乳齿象的下颌， ” [1]我说。

She said: We had to drill down into the top of the lower jaw, make a window and remove the sac.

“我们必须钻到下颌骨的顶部，开一个口子并移除囊块。”

Teeth can be found in the upper and lower jaws.

牙齿可以在上颌和下颌中找到。