Each back bone, or vertebra, weighs more than 100 kilograms.

每根脊椎骨的重量都超过100公斤。

According to the CIA world fact book, the back bone of Kenya's economy is agriculture.

根据美国中央情报局的世界事实手册，肯尼亚经济的支柱是农业。

It may not need any realignment at all so do not try to set your bones back.

它可能根本不需要重新排列，所以不要试图把你的骨头复位。

He said they have a hip bone, the skull and a number of vertebrae, which are back bones.

他说，他们有一块髋骨、头骨和一些脊椎，这些脊椎是背部骨骼。

It was originally used in surgical settings to describe the process of putting broken bones back in the right place.

它最初用于外科手术，用来描述骨折复位的过程。

And then we put the bone back to the sea.

然后我们把骨头放回大海。

He sticks his bones back into place, adds rubber bands,  just in case.

他将骨头放回原位，加上橡皮筋，以防万一。

And some of its back bones had tall neural spines, supporting a strange, triangle-shaped sail.

它的一些背骨有高大的神经棘，支撑着一个奇怪的三角形帆。

This may have arisen so that black widows could ensnare prey with back bones like lizards.

出现这种情况的原因可能是黑寡妇可以像蜥蜴一样用背骨诱捕猎物。

Your " muscles" are the parts of your body that move the bones of your body back and forth.

你的“肌肉” 是你身体中移动骨骼的部分你的身体来回。