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polyspermy

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polyspermy是什么意思
英式音标:['pɒlɪspɜ:mɪ]英式读音
美式音标:['pɒliˌspəmi]美式读音
词汇分类:《藻类学 第四版(Phycology Fourth Edition)》
词义:

n.

多精入卵,多精受精;

英英释义

Polyspermy

In biology, polyspermy describes an egg that has been fertilized by more than one sperm. Diploid organisms normally contain two copies of each chromosome, one from each parent.

以上来源于:Wikipedia

用法:

权威例句

Polyspermy

Fast block to polyspermy is electrically mediated

Fast block to polyspermy in sea urchin eggs is electrically mediated

Polyspermy: effect of varying stimulation protocols and inseminating sperm concentrations

Polyspermy, egg size, and the fertilization kinetics of free-spawning marine invertebrates

Fertilization in fishes and the problem of polyspermy

Sexual conflict and polyspermy under sperm-limited conditions: in situ evidence from field simulations with the free-spawning marine...

Oviduct function in pigs, with particular reference to the pathological condition of polyspermy

Effects of the Porcine Oviduct-Specific Glycoprotein on Fertilization, Polyspermy, and Embryonic Development In Vitro1

Microtubule organization in the cow during fertilization, polyspermy, parthenogenesis, and nuclear transfer: the role of the sperm a...
造句:

1. He never understood how to organize or compress large masses of material.

他从来就不懂如何对大篇的材料进行整理或精简。

来自柯林斯例句

2. You can compress huge amounts of data on to a CD-ROM.

可以把大量的数据压缩到一张CD-ROM上。

来自柯林斯例句

3. Wood blocks may compress a great deal under pressure.

木块受压时可缩小很多.

来自《现代英汉综合大词典》

4. The panelists are left to compress their inquiries into one good zinger of a question.

专家讨论小组的成员剩下的工作就是将他们的质询精简成一个精妙的问题。

来自柯林斯例句

5. They used an air compressor to take in atmospheric air , compress it, and force it into the cabin.

他们用一台空气压缩机把大气中的空气吸进来, 加以压缩, 然后送入船舱.

来自《简明英汉词典》

[ compress 造句 ]

polyspermy

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