ovum

英 [ˈəʊvəm]

美 [ˈoʊvəm]

n.  卵; 卵子; 卵细胞

TEM8医学

BNC.27649 / COCA.35016

牛津词典

noun

• 卵；卵子；卵细胞
  a female cell of an animal or a plant that can develop into a young animal or plant when fertilized

柯林斯词典

• N-COUNT 卵；卵子；卵细胞
  Anovumis one of the eggs of a woman or female animal.
  1. Once the ovum is released it has a lifespan of 12 to 36 hours.
     卵子排出后可存活12至36小时。

英英释义

noun

• the female reproductive cell
  Synonym:egg cell

双语例句

• Embryoloy: The study of growth and development of the embryo and fetus from fertilization of the ovum until birth.
  胚胎学：研究从卵子受精开始到胎儿出生这一时期胚胎及胎儿生长发育的科学。
• How does a zygote differ from an ovum?
  受精卵和卵细胞有何不同？
• The expulsion of an ovum from the ovary ( usually midway in the menstrual cycle).
  （通常在月经中期）卵细胞从卵巢向外排出的过程。
• Effects of Ovum Oil of Rana chensinensis on Antioxidant Capacity in Mice Exposed to Cold Stress
  林蛙油对冷应激小鼠抗氧化能力的影响
• Less water is placed in the box body, so the state of the fertilized ovum of the giant salamander in the incubation process is favourable to be observed.
  该设备箱体的体积较小，放的水较少，有利于观察大鲵受精卵在孵化过程中的状态；
• The secretory phase follows a set14 day course leading to either implantation of a fertilized ovum or menstruation.
  分泌期一直持续到14天后受精卵着床后或月经来临时止。
• Making clones by using the cell from a fertilized ovum has been a rather popular technology and has been used in the past.
  由受精卵细胞进行克隆已经是相当成熟的技术，过去就曾被使用过。
• Ovum Pick-up Application in Vitro Production of Embryo of Cattle
  牛活体采卵技术及其在胚胎体外生产中的应用
• The largest cell in the human body is the female ovum, or egg cell.
  人体中最大的细胞是女性卵子，或卵细胞。
• When the cell starts to split you take out the cell and replace it into another unfertilized ovum.
  当细胞开始分裂时，取出细胞并把它放到另一个未受精的卵细胞中。