shǐ yòng nián xiàn
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Chinese dictionary
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  • n.service life; useful life

    • yī xiē chǎn pǐn guò le yǒu xiào shǐ yòng nián xiàn hòu shì kě yǐ huí shōu zài lì yòng de

      一些产品有效使用年限可以回收再利用

      Some products can be recycled at the end of their useful life.

    • chuán bó de shǐ yòng nián xiàn

      船舶使用年限

      the service life of ship