Last Updated:2025/11/23
Sentence

その老いた科学者は火口の上に集光用の凸レンズをかざし、太陽光を一点に集めて火花が飛び、着火させた。

Quizzes for review

The old scientist held a sunglass over the tinder, concentrating the sun's rays until a spark caught.

See correct answer

The old scientist held a sunglass over the tinder, concentrating the sun's rays until a spark caught.

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Related words

sunglass

Noun
archaic
Japanese Meaning
太陽の光を一点に集束させて熱を発生させるための凸面ガラスレンズ(古語)。
What is this buttons?

その老いた科学者は火口の上に集光用の凸レンズをかざし、太陽光を一点に集めて火花が飛び、着火させた。

Related Words

plural

English - English

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