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
- 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。 - Dyad analysis for elastic solid strain
弹性体应变的并矢分析 - Firstly, the linkage is decomposed into two parts: a dyad and a four-bar linkage.
首先将该机构拆分为一个双杆组和一个四杆机构； - A Stephenson six-bar chain is composed of a basis four-bar chain and a dyad, and its circuit properties are determined by the circuit properties of the basis four-bar chain and the configurations of dyad and the intersection between them.
将Stephenson六杆链看作一个基础四杆链和双杆组组成，则其回路特性由基础四杆链的回路特性与双杆组的构形以及他们的相互作用决定。 - Callose exists mainly in transverse walls during dyad, triad and tetrad stages, a little in side walls.
二分体、三分体、四分体时期，胼胝质荧光主要存在于大孢子之间的横壁上，侧壁内胼胝质荧光较弱。 - 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； - The disruption or derangement of Zeitbewu β tsein ( consciousness of inner time) is the differential characteristic for Accident, whose transformation relies on the Stories co-created by patient-therapist dyad, plus multiple narrative scaffolds.
内在时间体验的紊乱是事故的鉴别性特征，其转化依赖于病人与治疗师共同创造的故事，以及多重的叙事框架。 - The Application of Dyad in Electromagnetic Theory
并矢在电磁理论中的应用 - 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。 - 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。