Illustration: Inside a dim wooden storehouse behind a Japanese family home, sunlight enters through one narrow opening in a shutter. A straight shaft of light crosses the dusty air and ends in a sharply defined patch on the floorboards.

JLPT N2nounLevel estimated by Bebop

光こう線せん

kousen

ray of light, beam

Example sentences

  1. このランプは強つよい光線こうせんを出だす。

    This lamp sends out a powerful beam.

    Tatoeba · CC BY 2.0 FR · Source

  2. 窓まどからの光線こうせんが入はいってきて教授きょうじゅは深ふかい眠ねむりから目めを覚さました。

    A beam of light through the window woke the professor up out of a deep sleep.

    Tatoeba · CC BY 2.0 FR · Source

  3. 光線こうせんはプリズムによって七色なないろに分解ぶんかいされる。

    Light is resolved by a prism into seven colors.

    Tatoeba · CC BY 2.0 FR · Source

Kanji in 光線

  • 光ray; lightOnコウKunひかる・ひかり
  • 線line; trackOnセンKunすじ

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