In general, shedding of the deciduous teeth is due to the progressive resorption of their roots.The resorption process is not continuous;it alternates with periods of rest and repair.

 
  • 一般而言,乳牙的脱落乃是它们的根部不断地进行吸收所产生的结果,但整个过程并非一直持续不停的,在换牙之间会交替地进行修复与休眠。
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