low-power

IPA/lˈəʊpˈaʊə/
IPA/lˈoʊpˈaʊɚ/

low-power — adjective

1. describes a lens or optical device that makes objects appear only a little large

1.形容詞B2
釋義

describes a lens or optical device that makes objects appear only a little larger than their real size, usually up to about ten times bigger

例句

Hao used a low-power microscope to observe the butterfly's wing pattern.

attributive use: low-power microscope

With low-power binoculars, Olivia could see the moon's larger craters clearly.

同義詞
  • low-magnification

    more transparent in meaning; used interchangeably, especially in scientific writing

  • low-zoom

    used specifically for cameras and camcorders rather than microscopes

反義詞
  • high-power

    describes lenses that magnify many times, such as the 40× or 100× objectives on a microscope

文法句型

low-power + noun (lens, microscope, binoculars)

用法筆記

This sense applies only to lenses and optical instruments. It does NOT describe electronic devices or their energy consumption — a low-power battery is a different meaning of the compound.

常見錯誤

I bought a low-power lamp for my desk.' (when the intended meaning is a dim or energy-saving lamp).
I bought a low-wattage lamp for my desk.
💡'low-power' in optics means low magnification, not low energy usage.