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Psychological twists perk up an otherwise predictable story line.心理转折使原本老套的故事情节变得生动有趣。House prices could perk up during the autumn.秋季房价可能上涨。Perk up a dark kitchen with a coat of paint.把昏暗的廚房油漆一下使它更亮堂....

perk up的音标：perk up的英式发音音标为：[pɜ:k ʌp]perk up的美式发音音标为：[pək ʌp]...