工作深度 --- 啮合齿轮的齿延伸进齿槽的距离.Working depth: the distance that a tooth from a meshing gear extends into the tooth space.额外, 基本的媒介+KGF也允许了前进到末梢的齿槽的表现型.Additionally, basal medium + KGF also allowed progression to a distal alveol...

“齿槽的”的英语可以翻译为：alveolar ...