| 释义 |
gray mattern.（名词）- Brownish-gray nerve tissue, especially of the brain and spinal cord, composed of nerve cell bodies and their dendrites and some supportive tissue.灰质：浅棕灰色的神经组织，尤指脑和脊髓的灰质， 由神经细胞和其树突及一些相关支持组织组成
- Informal Brains; intellect.【非正式用语】 脑；智力，思维能力
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