We can see the early signs of ear development Start with the thickening of the outer layer of the embryo, this layer is called the ectoderm.

大家知道，耳朵发育的早期特征，是胚胎外层膜的增厚，这层膜也叫外胚层。

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Anodizing is a process of thickening the natural oxide layer that forms on the surface of aluminum.

阳极氧化是一种浓缩的天然氧化层形成的过程，对铝表面。

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there are many genes that are already expressed and presented in this dimpling and thickening of the outer layer.

在外胚层的凹陷和增厚过程中,表达了很多基因。

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there are many genes that are already expressed and presented in this dimpling and thickening of the outer layer.

在外胚层的凹陷和增厚过程中,表达了很多基因。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选

We can see the early signs of ear development Start with the thickening of the outer layer of the embryo, this layer is called the ectoderm.

大家知道，耳朵发育的早期特征,是胚胎外层膜的增厚，这层膜也叫外胚层。

斯坦福公开课 - 7个颠覆你思想的演讲课程节选