The mechanism of hair growth and causes of male pattern baldness are still not clear, but recent studies on hair growth are bringing up some interesting and important facts.
目前，对头发生长的机理以及引起男性脱发的原因还不太清楚，但对头发生长的研究带来了一些乐趣和重要论据。
The mechanism of hair growth and causes of male pattern baldness are still not clear, but recent studies on hair growth are bringing up some interesting and important facts.
目前，对头发生长的机理以及引起男性脱发的原因还不太清楚，但对头发生长的研究带来了一些乐趣和重要论据。
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