placode

基本解释

The inner ear, which mediates hearing and equilibrium, develops from an ectodermal placode located adjacent to the developing hindbrain.
内耳是调节听力和平衡的器官，来源于外胚层邻近后脑的生长板。
Olfactory ensheathing cells originate from the olfactory placode. It is glial cell wrapping around olfactory nerve, and can keep neurogenesis throughout the lifetime.
嗅鞘细胞起源于嗅基板，是包裹嗅神经的神经胶质细胞，能终身保持再生。
In the bird embryo these bristles erupt from tiny patches of skin cells called placodes. A ring of fast-growing cells on the top of the placode builds a cylindrical wall that becomes a bristle .
鸟胚中的刚毛结构来自于被称为基板（placode）的微小皮肤细胞结构，基板顶端快速增殖的细胞环形成了刚毛的圆柱井结构。