永续使用，不需维护！

Sustainable use, no maintenance!

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但是诸如“散养”、“永续收获”、“未使用药物或者生长激素”等许多类似的营销术语的定义就显得笼统了。

But many similar marketing phrases like "free range," "sustainably harvested," or "no drugs or growth hormones used" are often defined less specifically.

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若能立刻减少全球甲烷的排放，也会让我们有更多时间来转换成使用永续能源。

Reducing global methane levels right away will also buy us more time to transition into using sustainable energies.

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