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单词 theca
释义

theca /'θiːkə//ˈθikə/

英汉-汉英词典
n. 囊,膜,鞘
形容词: thecal
词组 | 习惯用语
您要查找的是不是:
  • thick adj. 厚的;浓密的;粗的;愚笨的
  • theta n. 希腊语字母表中第八个字母
  • scathe vt. 损伤;损害 n. 危害;损伤;损害
  • Hecate n. 赫卡特(司夜和冥界的女神)
theca interna 卵泡内膜
theca cell [基医] 膜细胞
theca cell tumor 泡膜细胞瘤,卵泡膜细胞瘤

网络短语:
theca folliculi 锟斤拷锟斤拷膜
theca external 卵泡膜外层
prothoracic theca 前胸鞘
theca cordis 翻译; 心包;
folliculi theca 卵泡膜
dicalycal theca 双芽胞管
sperma theca 纳精囊
follicular theca 卵泡膜
theca externa 外膜层
英语例句库
  1. The paper made out the nano-microcapsule theca,by selecting admixture of houttynia cordata thunb extract liquid and pyrethrin as core material,epoxy resin as wall material.
    确定了用该微胶囊采用浸轧法对毛织物进行抗菌防蛀后整理的工艺。

声明:以上例句、词性分类均由互联网资源自动生成,未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。

原声例句
Osmosis-生殖

The last kind of functional cysts are theca lutein cysts.

最后一种功能性囊肿,是卵泡膜黄素囊肿。

Osmosis-解剖与生理

LH binds to LH receptors on theca cells and they make progesterone and androstenedione.

LH与卵泡内膜细胞上的LH受体结合,产生黄体酮和雄烯二酮。

Osmosis-内分泌

In females, the theca cells respond to luteinizing hormone by producing progesterone and androstenedione.

在女性中,卵泡膜细胞对促黄体生成素产生反应,从而产生孕酮和雄烯二酮。

Osmosis-内分泌

The follicles are small clusters of granulosa and theca cells that protect the developing egg cell.

卵泡是由颗粒细胞、卵泡膜细胞组成的小簇,保护发育中的卵细胞。

Osmosis-解剖与生理

Luteinized theca cells respond to the low LH concentrations after ovulation by producing more progesterone.

LH水平降低会使黄素化的内膜细胞生成更多黄体酮。

Osmosis-内分泌

Beginning at puberty, the theca cells of the ovary respond to luteinizing hormone by producing progesterone and androstenedione.

青春期开始后,卵巢的卵泡膜细胞对LH产生应答,生成孕酮和雄烯二酮。

Osmosis-生殖

Each follicle is initially made up of an immature sex cell, or primary oocyte, which is the female sex cell, and layers of theca and granulosa cells surrounding the oocyte.

每个卵泡最初是由未成熟的生殖细胞:初级卵母细胞即女性生殖细胞)和卵母细胞外层的鞘细胞、颗粒细胞组成。

Osmosis-解剖与生理

Right after ovulation, while the LH levels are still high, the remains of the follicle turn into the corpus luteum, which is made up of luteinized granulosa and theca cells.

排卵之后,LH水平依然很高,卵泡剩下的部分,即被黄素化的颗粒细胞和内膜细胞就会组成黄体。

Osmosis-解剖与生理

In a secondary follicle, the primary oocyte is still in the prophase step of meiosis 1, but now the follicle has additional layers of granulosa cells, as well as theca cells.

次级卵泡中的初级卵母细胞还是停留在第一次减数分裂前期,而卵泡多了几层颗粒细胞,以及卵泡内膜细胞。

Osmosis-内分泌

FSH acts on the granulosa cells, making the follicles grow and mature, as well as secrete estrogen while LH stimulates theca cells to secrete progesterone and small amounts of androstenedione, which is a precursor of testosterone.

FSH作用于颗粒细胞,使卵泡生长成熟,以及分泌雌激素;而LH刺激卵泡膜细胞分泌孕激素与少量雄烯二酮,后者是睾酮的前体。

英语百科

Theca

Strawberry anther with parallel thecae

A theca (plural thecae) refers to a sheath or a covering.

In botany, the theca of an angiosperm consists of a pair of microsporangia that are adjacent to each other and share a common area of dehiscence called the stomium. Any part of a microsporophyll that bears microsporangia is called an anther. Most anthers are formed on the apex of a filament. An anther and its filament together form a typical (or filantherous) stamen, part of the male floral organ.

近义、反义、联想词
近义词
n.
covering, natural covering, cover, sheath, case

联想词
ovary子房;basal基础的;epithelium上皮;uterus子宫;anterior前面的;apical顶上的, 顶点的;yolk蛋黄;
英英词典
theca n.
  1. a case or sheath especially a pollen sac or moss capsule

  2. synonymous: sac
  3. outer sheath of the pupa of certain insects
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更新时间:2025/6/22 7:27:10