tetrad

tetrad

美 　英 ['tetræd]

• n.【生】四合子；四个；四个一组的东西；【化】四价元素
• 网络四分体；四合体；四位组

词形变化

复数：tetrads  

英汉解释

n.	1. 【生】四合子,四分体 2. 四个;四个一组的东西 3. 【化】四价元素 4. 【几】拼四小组

英英解释

n.

1. a group or series of four things or people 2. a group of four chromosomes in a diploid cell that is about to undergo the cell division that produces sex cells 3. a group of four cells produced by the division of a single parent cell, e.g. as it occurs in the formation of pollen and spores 4. an atom or chemical group with a valence of four

例句

One pair of homologous chromosomes resulting from the division of a tetrad during meiosis.

二分体一对由四分体在成熟分裂过程中形成的同源染色体

The Huangshan A-type granites with tetrad REE: constraints on Mesozoic lithospheric thinning of the southeastern Yangtze craton?

高度演化的黄山A型花岗岩：对扬子克拉通东南部中生代岩石圈减薄的约束？。

Micronucleus and a lot of abnormal cells can be observed at dyad, tetrad and microspore.

二分体、四分体和小孢子时期，细胞内普遍观察到微核，且出现大量异形细胞。

Tetrad 1. A group of four cells formed as a result of meiosis in a spore mother cell .

1由孢子母细胞减数分裂产生的一组四个细胞。

The megaspore mother cell meiosis to form a linear megaspore tetrad.

大孢子母细胞减数分裂产生直线形大孢子四分体。

There were micronuclei and tetraspores of various types in the tetrad stage .

四分体阶段有微核和不同类型的四分孢子群。

His history was consistent with the classic tetrad of EVCS.

他的历史是一致的EVCS经典四分。

The Application of Artificial Nerve Network to the Simultaneous Determination of Tetrad Metal Ions

神经网络在四组分金属离子同时测定中的应用

proliferation of tapetum cells from tetrad to single nucleus early period;

绒毡层细胞在四分体至单核早期发生增生；

Correlation between concurrent malformation of Fallot's tetrad and average facies frontalis of electrocardiological axis

法洛四联症合并畸形与平均额面心电轴的关系

Packet Tetrad Model: A New Method for Measuring Bottleneck Bandwidth

四元分组测量模型：一种测量网络瓶颈带宽的新机制

The pharmacokinetics of fentanyl in children with Fallot's tetrad undergoing cardiac surgery

国产芬太尼在法洛四联症患儿的药代动力学研究

Tetrad Phase Diagram applies in the producing of potassium nitride by multiresolving method

四元相图在复分解法制硝酸钾中的应用

Tetrad stage of microsporogenesis in lily

小孢子发生的四分体阶段

A summary on surgical treatment of 297 patients with Fallot's tetrad

法洛四联症297例外科治疗