求翻译：与传统照明光源相比，白光LED 有许多优点，如：体积小、能耗少、响应快、寿命长、无污染等，因此被喻为第四代照明光源。是什么意思？

Compared with the traditional lighting, white LED has many advantages, such as: small size, less power consumption, fast response, long life, non-polluting, has been hailed as the fourth-generation lighting.

Compared with the traditional lighting source, white light LED has a number of benefits, such as: small size, low energy consumption, fast response, long life, free from pollution, therefore, has been hailed as the first generation 4 lighting source.

Compares with the traditional illumination photosource, white light LED has many merits, for example: The volume small, the energy consumption few, responds, the life quickly long, does not have the pollution and so on, therefore by Yu Wei fourth generation of illumination photosource.

Compared with the traditional lighting, white LED light has many advantages, such as: small size, low energy consumption, quick response, such as long life, pollution-free, therefore, is called the fourth generation light source.

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