Word · Frequency #10920
cortex
外层；皮质
核心释义
The outer layer of an organ or body structure in an animal or plant.
- 1.
内部器官或身体结构的外层,如肾或脑。
The outer layer of an internal organ or body structure, such as the kidney or the brain.
- 2.
构成大脑皮层的无髓鞘神经元层(灰质)
the layer of unmyelinated neurons (the grey matter) forming the cortex of the cerebrum
- 3.
茎或根中位于表皮内侧、维管组织外侧的组织。
The tissue of a stem or root that lies inward from the epidermis, but exterior to the vascular tissue.
- 4.
构成植物或动物器官或结构外层的组织
the tissue forming the outer layer of an organ or structure in plant or animal
- 5.
一块燧石的外表面。
The outer surface of a piece of flint.
- 6.
包围晶状体核的组织
the tissue that surrounds the lens nucleus
大脑皮层；大脑皮质；皮层；晶状体皮质；石皮；燧石表层；内部器官或身体结构的外层,如肾或脑。
用法In use
The prefrontal cortex is essential for complex decision-making and planning.
用法提示：作为名词，指大脑皮层的一部分。
Damage to the visual cortex can result in loss of sight even if the eyes are healthy.
用法提示：作为名词，指大脑中处理视觉的区域。
Neuroscientists use fMRI to observe which areas of the cortex are active during learning.
用法提示：作为名词，指大脑的外层灰质。
the [adjective] cortex
cerebral cortex 是常见搭配。
The cerebral cortex is responsible for complex thinking.
大脑皮层负责复杂思维。
cortex of [noun]
相关词与表达Connections
搭配Collocations
- cerebral cortex
- 大脑皮层
- The cerebral cortex plays a key role in memory, attention, and consciousness.大脑皮层在记忆、注意力和意识方面起着关键作用。
- prefrontal cortex
- 前额叶皮层
- The prefrontal cortex is involved in decision-making and personality.前额叶皮层与决策和个性有关。
- visual cortex
- 视觉皮层
- Visual information is processed in the visual cortex at the back of the brain.视觉信息在大脑后部的视觉皮层中处理。
- motor cortex
- 运动皮层
- The motor cortex controls voluntary movements.运动皮层控制随意运动。
- adrenal cortex
学习提示Learner notes
记忆技巧Memory Tip
记忆tip：cortex意为皮层，联想树皮覆盖树干，大脑皮层覆盖大脑。
语境与语域Context & Register
语域：formal 常见场景：医学、神经科学 此词为C1级正式术语，多用于医学或神经科学领域描述大脑皮层结构。
发音与拼写Pronunciation & Spelling
Note: 'vortex' and 'vertex' share a similar spelling ending with 'cortex' but have different sounds.
用法优先级Usage priority
Collins 词频等级为 1，建议结合例句记忆，而不是只背中文释义。
一起学习词形Learn the forms together
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, WIKTIONARY.