Word · Frequency #23795
plexi
丛；神经丛；血管丛
plexi is the plural of plexus.
a network of intersecting blood vessels, nerves, or lymph vessels
- 1.
A network of anastomosing or interwoven nerves, blood vessels, or lymphatic vessels.
神经、血管或淋巴管相互吻合或交织而成的网络。
- 2.
An interwoven combination of parts or elements in a structure or system.
结构或系统中各部分或要素交织组合而成的网状物。
- 3.
The system of equations required for the complete expression of the relations which exist between a set of quantities.
用于完整表达一组量之间关系的方程组。
神经、血管或淋巴管相互吻合或交织而成的网络。；结构或系统中各部分或要素交织组合而成的网状物。；用于完整表达一组量之间关系的方程组。；(血管、神经等的)丛；[医] 帕尼扎氏丛(包皮系带外侧窝内的深淋巴丛)
In use
The nervous system contains many plexuses that join nerves from different parts of the body.
During the anatomy class, we examined a plexus of blood vessels in the hand.
The surgeon carefully avoided the nerve plexus while operating near the spine.
a plexus of [nerves/blood vessels/lymph vessels]
这是最常用的可数用法，表示多个神经或血管交织成的网状结构。
A plexus of nerves lies beneath the skin.
皮肤下面有一丛神经。
the [named] plexus
解剖学中的许多固定名称采用这一形式，如 brachial plexus（臂丛）、celiac plexus（腹腔丛）。
The solar plexus is easily affected by a blow to the abdomen.
腹部受到击打时，太阳神经丛很容易受影响。
Common mistakes
Connections
Collocations
- solar plexus
- 太阳神经丛
- The blow hit him right in the solar plexus.那一击正好打在他的太阳神经丛上。
- brachial plexus
- 臂丛
- The brachial plexus supplies nerves to the arm and hand.臂丛向手臂和手部提供神经。
- celiac plexus
- 腹腔丛
- Pain may radiate from the celiac plexus to the back.疼痛可能从腹腔丛放射到背部。
- lumbar plexus
- 腰丛
- The lumbar plexus is formed by the first four lumbar spinal nerves.腰丛由前四个腰脊神经构成。
- choroid plexus
- 脉络丛
- The choroid plexus produces cerebrospinal fluid in the brain.脉络丛在大脑中产生脑脊液。
- nerve plexus
Learner notes
Memory Tip
记忆：联想“complex（复杂）”中的“plex”，plexus 就是神经、血管交错成的网状“丛”。
Context & Register
语域：formal 常见场景：医学文献、解剖学教材、学术报告 该词属于医学术语，多用于专业文献、教材或学术讨论，日常口语中比较少见。
Pronunciation & Spelling
No common word rhymes exactly with plexus /ˈpleiksəs/. Words spelled with '-plex' (complex, perplex, duplex) look alike but pronounce that chunk as /-pleks/ with a short /e/, whereas plexus has /-pleɪksəs/ with a long /eɪ/. Nexus /ˈnɛksəs/ and reflex /ˈriːfleks/ also look similar but differ in vowel.
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.