V2EX true bug

True Bug

Definition / 释义

true bug(昆虫学)真蝽;特指半翅目(Hemiptera)的一类昆虫,通常具有刺吸式口器,前翅常呈“半硬半膜”的结构。日常英语里 bug 可泛指“虫子/小毛病”,但 true bug 是更严格的分类用法。

Pronunciation / 发音

/tru b/

Examples / 例句

A stink bug is a true bug.
椿象(臭屁虫)是一种真蝽。

Unlike beetles, many true bugs feed by piercing plants and sucking out juices.
与甲虫不同,许多真蝽通过刺穿植物并吸食汁液来取食。

Etymology / 词源

true 表示“真正的、严格意义上的”,bug 在现代英语中常泛指昆虫或“小毛病”。true bug 这一说法来自昆虫学的分类需求,用来把半翅目(Hemiptera)与日常口语中泛称的 “bug”(可能包括甲虫、苍蝇、蜘蛛等)区分开,强调“严格分类意义上的 bug”。

Related Words / 相关词

Literary Works / 文学与著作例证

  • Borror and DeLong’s Introduction to the Study of Insects(经典昆虫学教材中常用 true bug 指代半翅目成员)
  • Gullan & Cranston, The Insects: An Outline of Entomology(介绍昆虫纲与半翅目特征时使用 true bugs 的术语)
  • Encyclopaedia Britannica(相关条目)(在科普/百科语境中用 true bug 区分严格分类与泛称)
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