毛发趣闻
Becca Marsh 长庚
Did you know that a person has around 5 million hair follicles1 all over the body?We all have hair.It's a natural part of the human body.Do you ever sometimes wonder2 why we have it? Here are some facts about it.你知道一个人全身大约有500万个毛囊吗?我们都有毛发,这是人体的自然组成部分。你何曾想过为什么我们会有它呢?以下是一些和毛发相关的趣闻。