Word · Frequency #13538
epithelia
上皮;上皮组织
epithelia is the plural of epithelium.
membranous tissue that covers internal organs and other internal surfaces of the body
医学术语
- 1.
A membranous tissue composed of one or more layers of cells which forms the covering of most internal and external surfaces of the body and its organs: internally including the lining of vessels and other small cavities, and externally being the skin.
由一层或多层细胞构成的膜状组织,覆盖身体及器官的大部分内外表面:内部衬于血管和其他小腔,外部即为皮肤。
由一层或多层细胞构成的膜状组织,覆盖身体及器官的大部分内外表面:内部衬于血管和其他小腔,外部即为皮肤。;上皮;[医] 上皮
In use
The epithelium lines the inner surface of the stomach.
We studied the cells of the epithelium under a microscope.
Healthy epithelium forms a protective barrier for the body.
the epithelium of [organ/part]
表示某个器官或部位的上皮时,常用 the epithelium of ... 结构。
The epithelium of the small intestine has villi that increase the surface area.
小肠的上皮有绒毛,可增加表面积。
epithelium covering [organ/part]
covering ... 是现在分词短语作后置定语,相当于 which covers ...。
The epithelium covering the trachea contains goblet cells.
覆盖气管的上皮含有杯状细胞。
epithelium covers [organ/part]
cover 表示上皮覆盖在器官表面;注意复数形式 epithelia 也常见于学术文本。
Connections
Collocations
- columnar epithelium
- 柱状上皮
- The intestinal lining is made of columnar epithelium.肠道内壁由柱状上皮组成。
- squamous epithelium
- 鳞状上皮
- The esophagus is lined with squamous epithelium.食管内衬鳞状上皮。
- surface epithelium
- 表面上皮
- The surface epithelium protects the underlying tissue.表面上皮保护其下的组织。
- respiratory epithelium
- 呼吸道上皮
- The respiratory epithelium lines the airways.呼吸道上皮覆盖气道。
- olfactory epithelium
- 嗅上皮
- The olfactory epithelium is located in the nasal cavity.嗅上皮位于鼻腔内。
Synonyms
Learner notes
Memory Tip
想象 epi 里藏着 pi(皮),e 是外表面,上皮就是覆盖在表面的一层皮。
Context & Register
语域:formal 常见场景:医学文献、生物学课堂 epithelium 通常用于医学或生物学的正式语境,如学术论文、教材或临床讨论;在日常口语中很少使用。
Grammar Note
复数形式为 epitheliums(也作 epithelia)。
Pronunciation & Spelling
真正押韵的词是 helium /ˈhiːliəm/(与 epithelium 的重读元音 /iː/ 及后续部分 /liəm/ 相同)。其余以 -ium 结尾的词只是拼写相近,发音并不押韵:bacterium /bækˈtɪəriəm/、stadium /ˈsteɪdiəm/、aquarium /əˈkweəriəm/、auditorium /ˌɔːdɪˈtɔːriəm/、millennium /mɪˈleniəm/。
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.