The origin of the idiom "throw light on something" is derived from the metaphorical association between light and knowledge or understanding. Light has long been symbolically linked to illumination, clarity, and enlightenment. The idiom likely emerged from this metaphorical connection, reflecting the human desire to gain insight, uncover truths, or reveal hidden aspects. It is commonly used when there is a need to bring clarity, reveal hidden information, or provide explanations.

What is the origin of the idiom "throw light on something" and when to use it?

英語での「 throw light on something 」の定義と意味

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