Damaged cells send messages to your brain, signaling they're injured and activating pain receptors, which makes your skin sensitive to touch.
受损细胞向你的大脑发出信息，传递受伤的信号并激活疼痛受体，使得你的皮肤对触碰变得敏感。
Damaged cells send messages to your brain, signaling they're injured and activating pain receptors, which makes your skin sensitive to touch.
受损细胞向你的大脑发出信息，传递受伤的信号并激活疼痛受体，使得你的皮肤对触碰变得敏感。
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