当我们感到兴奋或生气时，我们的心脏会向面部输送更多的血液，皮肤中的色素就会变红。
When we feel excited or angry, our heart can send more blood to the face and the pigments in the skin become red.
当身体的毛发自然卷曲向皮肤内生长时，就会产生剃须肿块。
Razor bumps form when hairs curl back on themselves and grow into the skin.
专业食品操作者患有发热、腹泻、呕吐或者明显的皮肤感染病灶，应立即向雇主报告。
Professional food handlers who suffer from fever, diarrhoea, vomiting or visible infected skin lesions should report to their employer immediately.
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