He has cracked a bone in his arm.

他的手臂有一处骨裂。

《牛津词典》

The protrusion turned out to be a bone.

原来那个突出物是一块骨头。

youdao

The dog was gnawing a bone.

那狗在啃骨头。

《牛津词典》

This is when a bone is bent and breaks along only one side, like a young stick of wood.

VOA: special.2009.02.04

Well, is this the same body as the-- as the long bone-- ? a fleshly bone that was here last week?

这个躯体-,和上周站在这里的-,那个躯体是一样的吗？

耶鲁公开课 - 死亡课程节选

There are a couple of tissues that are of particular interest to scientists and clinicians now and bone marrow is one of those.

有一些组织现在受到,科学家和临床工作者的关注,骨髓就是其中之一

耶鲁公开课 - 生物医学工程探索课程节选

Hugh Gunn, 67, was diagnosed with severe prostate cancer seven years ago, but has not broken a bone.

BBC: Acid 'cuts prostate cancer patients' fractures'

They found a genetic mutation that seemed to indicate a bone marrow transplant was necessary.

FORBES: Sequencing A Child's DNA -- And Convincing An Insurance Company To Pay

In 2011 she added a center for advanced therapeutics with a bone marrow transplant unit.

FORBES: By Anuradha Raghunathan