tetrad什么意思？

At this point esch chromosome consist of a pair of chromatids and the two associated chromosomes are termed a tetrad.此时每条染色体由一对染色单体构成,这两条联合的染色体称为四分体.Microspore abortion occurred after the tetrad formation.小孢子败育发生在四分体形成以后...

Megaspore tetrad is linear. The chalazal megaspore develops into an embryo sac of Polygonum type.大孢子四分体为线形, 合点端功能大孢子发育成为蓼型胚囊.The chalazal megaspore of a linear tetrad develops into a polygonum type sac.四分体线行排列,合点端的大孢子发育为...

tetrad的音标：tetrad的英式发音音标为：['tetræd]tetrad的美式发音音标为：['tɛtˌræd]...

He alleged that they had hired an assassin to dispose of him.他宣称他们已雇了刺客来除掉他。We will have to dispose of the mice in the attic.我们必须消灭阁楼里的老鼠.His criminal records do not dispose me to trust him.他的前科迫使我无法信任他....

“亦即”的英语可以翻译为：that is，i.e.，namely，viz.，scilicet ...

检查系统或修正磁盘文件错误...

n.喜剧女演员...

dephnin的音标：dephnin的英式发音音标为：[dɪf'nɪn]dephnin的美式发音音标为：[dɪf'nɪn]...

Mr Thomas was taught by the Catholic nuns whose school he attended.托马斯先生是在天主教修女创办的学校接受的教育。Frankly, Thomas, this question of your loan is beginning to worry me.老实讲，托马斯，你贷款的问题开始让我担心了。Mr Thomas would be given safe passage t...

“有利”的英语可以翻译为：advantageous，beneficial，favourable，avail，favorableness ...

n.意外发现珍奇事物的才能， 意外新发现，巧事，机缘凑巧...

The scientists identified a protean protein that inactivates the flu virus before it can mutate.科学家发现一种蛋白可以在流感病毒变异前使其失去活性.The leukemoid reaction was identified by alkaline phosphatase staining.碱性磷酸酶染色区分类白血病反应.Conclusion:...

“氧化钙”的拼音为：yǎng huà gài...

mesomeric的音标：mesomeric的英式发音音标为：[mi:sə'merɪk]mesomeric的美式发音音标为：[misə'merɪk]...

n.肠体腔...

Many farmers will then chase you off their land quite aggressively.许多农民然后就会凶巴巴地把你从他们的土地上撵走。They are offering farmers $2.15 a bushel for corn.他们向农民出价每蒲式耳2.15美元收购玉米。The subsidies are designed to cushion farmers against unp...

adj.事先准备好的，愿意的，期望的adv.事先准备好地，愿意地，期望地v.准备( prepare的过去式和过去分词)，预备（饭菜），配备，使（自己）有准备...

她在自己熟悉的领域里对自己的行为有十足的把握。On her own ground she knows exactly what she's doing.他避开了最棘手的问题，将精力集中于有可能达成一致的领域。He skirted the hardest issues, concentrating on areas of possible agreement.他们在各自的领域都被视为专家。They are each recogn...