dyad
英 [ˈdaɪæd]
美 [ˈdaɪæd]
n. 二分体; 二联体; 并矢; 并向矢量
复数：dyads
BNC.46050 / COCA.18814
英英释义
noun
双语例句
- A dedifferentiation of mitochondria and plastids in structure in microspore mother cells was observed at from diplonema/ diakinesis to metaphase ⅰ, then a redifferentiation at dyad stage.
在小孢子母细胞减数分裂过程中，有核糖体数量存在逐渐减少的现象，质体和线粒体结构在双线期/终变期和中期趋于简化； - Mother-daughter dyad and its inherent conflicts and frictions are most important themes Tan has touched in The Joy Luck Club.
母女关系以及她们之间的冲突和摩擦是谭恩美在《喜福会》中涉及到的最重要的主题之一。 - Of or relating to a dyad or based on two.
属于或关于二分体，或以二为基础。 - Application of dyad green's function equivalent source method in borehole electromagnetic method
并矢格林函数等效源法在钻孔电磁波法中的应用 - Two lagging chromosomes were often found at Anaphase I and a dyad with equal chromosome number of 20+ 20 were formed at Anaphase I.
减数分裂末期，往往出现两个落后染色体，最终产生染色体数为20+20的二分体。 - After observing regulatory sites obtained by experimental analysis, many transcriptional regulatory sites in yeast consist of a pair of highly conserved oligonucleotides, spaced by a non-conserved region of fixed width ( dyad).
观察实验获得的转录调控位点，发现许多调控位点不是相邻接的寡核苷酸，而是由一对保守寡核苷酸构成，这对寡核苷酸被一段长度固定的非保守区域间隔开。 - At tetrad stage, dyad, triad, tetrad with micronucleus and polyad appeared.
四分体时期出现二分体、三分体、含微核的异常四分体及多分体。 - The position error, velocity error and acceleration error of planar dyad linkage mechanisms with multi-links and multi-loops are analyzed according to the constitutional principles of planar mechanisms.
根据平面机构组成原理，对平面多杆多环Ⅱ级组连杆机构的位置误差、速度误差和加速度误差进行了分析。 - The chalazal cell in the dyad contains many organelles, and mitochondria and plastids showing regular shapes, considered a sign of the end of redifferentiation.
合点端的二分体细胞中细胞器丰富，线粒体和质体的形态正常，表明完成了再分化。 - As a result, dyad spores formed.
结果形成二分体胞子。