gray matter
US /ˈɡreɪ ˌmætər/
UK /ˈɡreɪ ˌmætər/
1.
灰質
the darker tissue of the brain and spinal cord, consisting mainly of nerve cell bodies and branching dendrites
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Damage to the gray matter can impair cognitive functions.
灰質受損會損害認知功能。
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Scientists are studying how exercise affects the development of gray matter in children.
科學家正在研究運動如何影響兒童灰質的發育。
2.
腦力, 智慧
intelligence; intellect
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You'll need to use your gray matter to solve this puzzle.
你需要動用你的腦力來解決這個謎題。
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It takes a lot of gray matter to become a successful scientist.
成為一名成功的科學家需要大量的智慧。