V2EX emarginate

Emarginate

释义 Definition

(尤用于植物学)具缺刻的;边缘有浅凹缺的(常指叶片、花瓣顶端有一个小缺口或凹陷)。
(也可更广义地指“边缘呈缺刻状”。)

发音 Pronunciation (IPA)

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例句 Examples

The leaf is emarginate at the tip.
这片叶子的顶端是缺刻状的。

Many petals in this species are slightly emarginate, which helps with identification.
这种植物的许多花瓣顶端略有缺刻,这一特征有助于辨认。

词源 Etymology

emarginate 来自拉丁语 emarginatus,由 **e-**(“向外、去掉”)+ margo(“边缘”)构成,字面含义接近“(在)边缘上切去一点”,因此引申为“边缘有缺口/凹缺”。

相关词 Related Words

文学作品 Literary Works

该词属于偏专业的植物形态学术语,更常见于植物志、分类学论文与野外鉴定手册中;在一般文学名著中出现频率较低。常见载体包括各类植物学专著与植物鉴定指南(如地区植物志、分类检索表等)中对叶片或花瓣形态的描述。

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