ossification [i !sqfik3i.qn | (s` ]    (¼øÀ§: 17269 - ´ëÁ¹ ¼öÁØ)  
¶æ ¸í) [»ý¸®] °ñÈ­; °ñÈ­ Á¶Á÷; °ñÈ­ ÀÛ¿ë
Mean The natural process of bone formation.
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