As we walked together, my arm was still twisted behind my back, with the gun pressing into my spine.

我们一起走的时候，我的手臂仍然被扭在身后，枪顶在我的脊椎上。

youdao

When a child specializes in one sport early in life, certain body parts - the arm of a Little League pitcher, the spine of a gymnast - are subjected to repetitive stress and overuse.

当一个孩子过早投身于一项运动，他们身体的各部分——如小投球手的胳膊，体操运动员的脊椎，肯定会反复承受压力及被过度使用。

youdao

Instead of being given an anaesthetic as an epidural, straight into her spine, she had been given it through a drip into her arm.

助产士没有直接将麻醉剂注射到她的脊柱，而是通过在胳膊上打点滴注射麻药。

youdao

More than 90% of sites said they used a tool that assessed balance and mobility, but in reality only 34% of patients with fractures of the wrist, arm, pelvis or spine had received an assessment.

BBC: Elderly falls 'badly managed by NHS'