Though we are not celebrities, we still need to keep healthy and make ourselves look good.

虽然我们不是名人，但是我们仍需要保持健康，使自己看起来不错。

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To keep ourselves healthy, we first need to keep our animals healthy.

要保证我们自己健康，首先要保证我们的动物健康。

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Because tilapia—unlike farmed salmon—grow quickly, they don't need big supplies of antibiotics to keep them healthy.

因为和人工养殖的三文鱼不一样，罗非鱼生长得很快，它们不需要大量抗生素来保持健康。

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"We need to keep our ecosystem healthy, and that includes replenishing it with new buyers who can come in at the lower end of the brand, " said Steve Cannon, Mercedes-Benz's U.S. operations chief.

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And it has Vitamin B-12 -- you need this to keep your nerve cells healthy.

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If you have to keep the animals healthy with drugs, I would argue you need to re-examine the system.

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