They took a muscle sample from my arm, stuck electrodes into me, and injected some radio opaque fluid into my spine, and watched it going up and down with x-rays, as they tilted the bed.
他们从我的胳膊上取了一块肌肉样本，给我上电极，在脊柱里注入无线电不透明液体，然后把床倾斜，并用X光观察它上下流动。
They took a muscle sample from my arm, stuck electrodes into me, and injected some radio opaque fluid into my spine, and watched it going up and down with x-rays, as they tilted the bed.
他们从我的胳膊上取了一块肌肉样本，给我上电极，在脊柱里注入无线电不透明液体，然后把床倾斜，并用X光观察它上下流动。
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