For a long time this problem has been swept under the carpet.

很长一段时间这个问题一直被掩盖着。

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The opportunity cost of apuppy includes not just the purchase price of the puppy, but also the food, veterinary bills, carpet cleaning, and the value of the time spent dealing withthe puppy.

养狗的机会成本不单单是买狗所花的费用，还包括狗粮、请兽医、清洁地毯，和花费在遛狗上的时间。

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The opportunity cost of apuppy includes not just the purchase price of the puppy, but also the food,veterinary bills, carpet cleaning, and the value of the time spent dealing withthe puppy.

养狗的机会成本不单单是买狗所花的费用，还包括狗粮、请兽医、清洁地毯，和花费在遛狗上的时间。

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Any practiced attendee of the Academy Awards will tell you that the best time to glide across the red carpet is at the end of arrivals time, when the setting sun casts a favorable light on those pesky wrinkles and unsightly bulges.

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But Mordred -- big, proud, poor Mordred -- he leaned against me the next day after losing control and wetting the carpet for the first time ever, and Douglas and I leaned onto each other, hard and sobbing, when we heard the word "tumor" the day after that.

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It's that time of year when the red carpet unfurls in the south of France and stars descend for the Cannes Film Festival.

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