V2EX underwing

UNDERWING

Definition / 释义

underwing(名词)

  1. (鸟类)翼下、翅膀的下表面(常指羽色或花纹)。
  2. (昆虫)阴翅蛾(常指 Catocala 属蛾类的俗称;因后翅常有醒目的颜色与斑纹)。
    注:具体含义常依语境是“鸟的翼下”还是“某类蛾”。

Pronunciation / 发音(IPA)

/ndrw/

Examples / 例句

The bird flashed a white underwing as it turned.
鸟在转向时一闪而过,露出白色的翼下。

In the evening light, the moth’s bright underwing pattern startled the predator, giving it time to escape.
在暮色里,这只蛾子鲜艳的后翅(“阴翅”)花纹惊吓了捕食者,从而争取到逃生时间。

Etymology / 词源

由 **under-**(“在……之下”)+ wing(“翅膀”)构成的复合词,字面意思就是“翅膀下面”。在自然观察与博物学语境中,既可指鸟类“翼下”部位,也逐渐被用作某些蛾类(尤其 Catocala 属)常见名称的一部分或代称。

Related Words / 相关词汇

Literary Works / 文学与著作中的用例

  • The Peregrine(J. A. Baker)自然写作中常描写猛禽飞行姿态与羽色细节,涉及“翼下/翅下”之类观察术语。
  • H is for Hawk(Helen Macdonald)关于驯鹰与观鸟经验的作品,包含对飞行羽色与翼下形态的细致描写。
  • The Sibley Guide to Birds(David Allen Sibley)权威鸟类图鉴,常用 underwing 描述辨识特征(如“underwing pattern / underwing coverts”等表达)。
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