V2EX binoculars

Binoculars

定义 Definition

n. pl. 双筒望远镜;一种光学仪器,用两个并排的镜筒让双眼同时观察远处物体。它通常通过物镜收集光线、棱镜调整成像方向、目镜放大图像,常用于观鸟、航海、天文观测、野外调查和体育观看等场景。

发音 Pronunciation

/bankjlrz/
/bankjlrz/

例句 Examples

She used binoculars to watch the birds.
她用双筒望远镜观察鸟。

During the field survey, the researchers carried binoculars to identify animals without disturbing them.
在野外调查中,研究人员携带双筒望远镜,以便在不打扰动物的情况下识别动物。

词源 Etymology

来自 binocular,由拉丁语词根 **bi-**(二、两个)和 oculus(眼睛)相关形式构成,意思是“用于双眼的”。后来加上复数形式 -s,指一副由两个镜筒组成的光学观察工具。

相关词 Related Words

科学文献用例 Scientific Usage

  • 光学教材中常用来说明透镜、棱镜、放大倍率和视场等基本概念。
  • 野外生物学、鸟类学和生态调查报告中,常用来描述非接触式观察动物的方法。
  • 天文观测入门资料中,常把双筒望远镜作为观察月球、星团和明亮天体的基础工具。
  • 航海、测绘和户外安全手册中,常用来说明远距离目视识别和定位观察。
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