spongy cortex

• 海绵皮层

spongy cortex的用法和样例：

例句

1. The inner layer of the cortex differentiates into the endodermis.
   皮层的内层分化为内皮层。
2. However, the cortex is not without purpose in pain processing.
   然而，皮层在疼痛处理过程中并非无目的性。