cortex

['kɔ:teks]

n. 外皮, （大脑）皮层

例句与用法：

The innermost layer of the cortex that forms a sheath around the vascular tissue of roots and some stems.

内皮层皮层的最内层，在根、茎的导管组织周围形成一道叶鞘(茎衣)

A network of extremely small blood vessels passing between the pia mater and the cerebral cortex.

大脑绒被从软膜和大脑皮层之间穿过的极细的小血管形成的网

Having a cortex or a similar specialized outer layer.

有皮的有皮的或具有相似的专门发育的外部覆盖的

词形变化：

名词复数: cortices |

详细释义：

n.

1. 脑皮层

2. 皮层, 皮质

3. 【植】厚皮, 树皮