Jack Wallen explains the first steps he takes to perk up a sluggish system.

杰克·沃伦(Jack Wallen)解释了自己让迟滞的系统重新抖擞的首要步骤。

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Still, Wall Street expects the economy to perk up in coming months as those special factors begin to fade.

不过华尔街的专家们仍然希望在未来的几个月中经济能回暖，因为那些特殊因素正在削弱。

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If you shine a bright light in your face before bed you're telling your body it's time to perk up and be alert.

如果在睡前你还把脸放到强光底下，那就等于告诉你的身体是时候起来干活了。

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If they all look the same to the baby, the baby will just continue to tune out, but if the red looks different the baby will perk up.

如果对于婴儿来说,两种颜色没有差别,他就仍然不予理会,但如果他觉得红色与绿色不同,那他就会重新活跃起来

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In the short term some of the old ways to perk up your share price now seem suicidal.

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Japan has been trying to perk up prices for more than 20 years.

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Employers in all 50 states expect the bleak employment picture to perk up during the three-month period ending in September.

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