V2EX dimorphic

Dimorphic

Definition 定义

二型的;两形态的”。指同一种事物(尤指生物)呈现两种明显不同的形态或类型,常见于生物学语境(如同一物种出现两种花型、两种体型,或雌雄外形差异明显等)。也可更泛指“具有两种形态/结构特征的”。

Pronunciation 发音

/damr.fk/

Examples 例句

Some fungi are dimorphic and can change form depending on temperature.
有些真菌是二型的,会随温度变化而改变形态。

The species is dimorphic, with one form adapted to dry habitats and the other to wetter conditions, which helps it survive across a wide range.
这种物种呈二型性:一种形态适应干燥生境,另一种适应湿润环境,因此能在很大范围内生存。

Etymology 词源

来自希腊语词根:di-(“二、双”)+ morphē(“形态、形状”)+ -ic(形容词后缀,表示“……的”),字面意思就是“两种形态的”。相关名词为 dimorphism(二型性/两形态现象)。

Related Words 相关词汇

Literary Works 文学作品

  • Charles Darwin, The Different Forms of Flowers on Plants of the Same Species(讨论植物的二型/三型花柱现象,使用相关术语如 dimorphic/dimorphism
  • Charles Darwin, The Descent of Man, and Selection in Relation to Sex(涉及性选择与雌雄差异,常出现 dimorphism 等相关表述)
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