In some hospitals, it's routine to give all women in labor an iv, a flexible catheter placed in your vein (usually in the back of your hand or lower arm) to drip in fluids and medication.

在一些医院会给所有孕妇放留置针，在你的静脉安放灵活的导管(往往在你的手背，或者小手臂)，好做液体点滴。

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A cloth covered the lower arm up to the shoulder to obscure which hand might actually be connected to the body.

一件衣服盖在前臂直到肩膀上，来遮掩哪只手是真的和身体连接的。

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Behind this bone, the radius - a lower arm bone in line with the carpometacarpus - was unusually thick compared to the relatively slender companion bone, the ulna.

在这块骨骼后面，桡骨——下臂与手carpometacarpus的联接部分——要比尺骨厚的多(与桡骨类似但相对较细的部分)。

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As you'd imagine, though, it's a bit heftier than the lower-powered ARM version: it measures 0.68 inch thick, instead of 0.61.

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At the same time a steel arm with a rotary pick head plucks lower-volume pills from their respective tubes.

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