perk up
- v. （尤指疲劳、无聊或沮丧后）变得更有活力、更开心，振作起来；使（某人）振作起来、提起精神；使（某物）更新鲜、更有趣或更吸引人；（价格、销售额、经济等）增长、回升或改善，或使这些方面回升、改善；（动物的耳朵）迅速竖起，警觉地听着；（人的耳朵）因听到感兴趣的事（如有人提到自己的名字）而突然注意起来。
柯林斯英汉双解大词典
perk up ( perking, perked, perks )
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1.
PHRASAL VERB If something perks you up or if you perk up, you become cheerful and lively, after feeling tired, bored, or depressed. 使振作; 振作
例：He perks up and jokes with them.
他振作起来，和他们开着玩笑。
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2.
PHRASAL VERB If you perk something up, you make it more interesting. 使更有趣
例：To make the bland taste more interesting, the locals began perking it up with local produce.
为了使平淡的口味更有味道，当地人开始加些土特产来调味。
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3.
PHRASAL VERB If sales, prices, or economies perk up, or if something perks them up, they begin to increase or improve. 增长 [journalism]
例：House prices could perk up during the fall.
秋季房价可能会上涨。
双语例句原声例句权威例句
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House prices could perk up during the fall.
秋季房价可能会上涨。
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欧洲能重振雄风吗？
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And the Fed can abandon the commitment if growth or inflation perk up.
而且如果经济增长或通货膨胀活跃起来的话，美联储会放弃该承诺。
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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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