dimorphism

1. Dimorphism The existence of two distinct forms.
   出现两种不同的类型。
2. Effects of Different Environmental Condition on Wing Dimorphism of Brown Planthopper and Construction a Normalized Full-length cDNA Library of Macropterous Adults
   不同环境对褐飞虱翅型分化影响及褐飞虱成虫全长cDNA文库构建
3. Research on Wing Dimorphism of Brown Planthopper
   褐飞虱翅型分化影响因素及机制研究综述
4. Another sex dimorphism is that the female has a broad head between eye and gills.
   母鱼另一个性别分辨就是介在眼部到腮盖之间的头部较宽。
5. The wing dimorphism differentiation sensitive instar was inferred and compared between the male and female individuals.
   本文还比较了长翅型雌、雄性个体之间间接飞行肌的发育情况。
6. Effects of Different Environmental Conditions on the Wing Dimorphism of the Brown Planthopper
   外界环境对褐飞虱翅型分化的影响研究
7. Based on measured rock pressure and experimental data under thick watered loose bed of Wanbei mining area, dimorphism and mutation characteristics of ultrathin bedrock working face roof are discussed.
   以皖北矿区厚含水松散层下超薄基岩开采工作面实测矿压资料与实验数据为依据，论述了超薄基岩工作面顶板的风化变异特征。
8. The Cluster Analysis of Biotypes and Wing Dimorphism of the Rice Brown Planthopper Individuals
   稻褐飞虱生物型和翅型分化个体测定的聚类分析
9. This indicated that the pollen dimorphism also presented itself in the anthers on wheat plants.
   这表明在小麦的活体花药中也存在花粉二型性现象。
10. The result shows that there is significant sex dimorphism in the volumes of HVc. RA and X area.
    结果表明，前脑的发声相关核团HVc、RA、X区具有明显的性别差异，而与发声无关的核团SpM则没有性别差异。
11. In this study, we discuss the difference between enzymic activity and virulence of dimorphism in C.albicans.
    因此本实验针对阴道白假丝酵母菌的二相性与酶活性、酶活性与毒力的关系开展了研究，并探讨外环境的变化对酶活性强弱的影响。
12. Environmental heterogeneity and trade-off of energy distribution between different life history traits caused differentiation of the flight strategies in insects. Many kinds of insects have degenerate the ability to fly, and exist the so-called phenomenon of wing polymorphism or wing dimorphism.
    环境的异质性和生活史特征之间能量分配的生理权衡导致了昆虫在飞行策略上的分化，许多种类的昆虫出现了飞行能力的退化，也就是所谓的翅多型或翅二型现象。

noun

1. (biology) the existence of two forms of individual within the same animal species (independent of sex differences)

2. (chemistry) the property of certain substances that enables them to exist in two distinct crystalline forms