常见例句Usually, though, it begins when the outermost layer of skin freezes and becomes pale and numb (often called frostnip). 通常，皮膚外表層受到冷凍，會産生凍傷。皮膚會變得蒼白麻木（一般稱之爲凍結傷）。frostbite frostnip 凍傷 凍瘡 返回 frostnip