The extended usage life can't be longer than 3 years.

延长使用年限最长不超过3年。

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The extended usage life can't be longer than 10 years.

延伸运用年限最长不超越10年。

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We have noticed another interesting phenomenon as a result of the extended usage test.

我们在此次扩展性使用测试中还发现了一个有意思的现象。

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All of these activities are aided by a beautiful 4.3 inch display, and a long-lasting 1, 800mAh battery for extended usage.

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Combining the science of ergonomics with the technology of motion, Smartfish's ErgoMotion is the industry's most advanced computer peripheral solution designed to relieve discomfort and repetitive stress injuries (RSI) related to extended computer usage.

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Since then, its usage has extended rapidly to encompass the demographic-descriptive' and the 'ideological-normative' usage.

UNESCO: Social and Human Sciences