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光,在人类生活中是不可或缺的。自然光是温婉美好的生命之光,人类对自然的无限崇敬和膜拜后产生了人工光源。随着人类发展至今,灯光已经成了人类生活中最重要的一部分。
Light is indispensable in human life. Natural light is a gentle and beautiful light of life. After human being’s infinite reverence for nature and worship, it has produced artificial light. With the development of mankind up to now, lighting has become the most important part of human life.