英语释义

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

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

片语

sperm dimorphism精细胞二型性

genetic dimorphism遗传二态性

pollen dimorphism花粉二型性

colour dimorphism双态色

cotyledon dimorphism异型子叶

physical dimorphism物理二态性

sexual dimorphism雌雄二形；[生物] 两性异形

wing dimorphism翅型分化

gamoid dimorphism配子两型现象

nuclear dimorphismNuclear dimorphism is a term referred to the special characteristic of having two different kinds of nuclei in a cell. This feature is observed in protozoa ciliates and some foraminifer

英汉例句

• 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巖开采工作面实测矿压资料与实验数据为依据，论述了超薄基巖工作面顶板的风化变异特征。

• 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。

• 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。

• genetic factors also affect this ratio with a heritability factor of 0.2~0.5. seed dimorphism is a quantitative genetic character and is under the control of more than two genes (locus).

  遗传因素也影响二形性种子的比例，其遗传率一般在0.2～0.5之间，是一种数量遗传性状，受多个基因控制。

• heterostyly a dimorphism in which the styles of the same species are of different lengths, thus dividing the species into groups.

  是指在同一种植物中存在花柱的二态性，它是通过花柱的不同长度划分的。

• the body surfaces of 3rd or 4th instar larvae of nilaparvata lugens were treated by zr-515 and rh-2485 to explore the effects of hormones on wing dimorphism of brown planthopper.

  以褐飞虱为研究对象，首次使用保幼激素类似物zr-515和具有蜕皮激素活性的新型化合物rh-2485表面处理飞虱3龄或4龄若虫，来研究外源激素对飞虱翅型分化的影响。