虽然没有找到皮疹和痒后形成瘢痕，但搔抓是应该避免的。

While no scarring has been found to be associated with the rash, itching and scratching should be avoided.

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但成功度过“七年之痒”的夫妇不要沾沾自喜。

But couples who manage to survive the seven-year itch would be wise not to get complacent.

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卡拉说，她做了过敏测试后没出现任何过敏反应，但当她把染发剂涂到头发上时，头就开始痒起来。

Carla Harris, 15, said she had no reaction to the allergy skin test, but when she put the dye on her head it felt really itchy.

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