外语题库22021-05-05

翻译题： After seven weeks, the animals on the high-fat diet that exercised were scoring as well on the memory test as they had at the start of the experiment.

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外语题库22021-05-05

翻译题： But those animals that were running, even if they were eating lots of fat, showed notable improvements in their ability to think and remember.

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外语题库22021-05-05

翻译题： For the next seven weeks, the memory test was repeated weekly in all of the groups. During that time, the performance of the rats eating a high-fat diet continued to decline so long as they didn't exercise.

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外语题库22021-05-05

翻译题： Then, half of the animals in each group were given access to running wheels. Their diets didn't change. So, some of the rats on the high-fat diet were now exercising. Some were not. Ditto for the animals eating the normal diet.

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外语题库22021-05-05

翻译题： After four months, the animals repeated the memory test. Those on a normal diet performed about the same as they had before; their cognitive ability was the same. The high-fat eaters, though, did much worse.

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外语题库22021-05-05

翻译题： For the next four months, half of the rats ate normal chow. The others happily consumed a much greasier diet, consisting of at least 40 percent fat. Total calories were the same in both diets.

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外语题库22021-05-05

翻译题： The most captivating of these, presented last month at the annual meeting of the Society for Neuroscience in New Orleans, began with scientists at the University of Minnesota teaching a group of rats to scamper from one chamber to another when t

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外语题库22021-05-05

翻译题： Toronto has embraced the trend with particular fervor. In a city where winters begin early and end late, every day of the week a new, or nearly new, ultra-local organic farmers’ market can be found in neighborhood parks; each one named for its b

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外语题库22021-05-05

翻译题： FOR some, the term locavore has gone from revolutionary to groan-worthy, conjuring images of holier-than-thou elites with the means to worry about not just where, but by whom, their cheese is made. And yet, as easy as it might be to dismiss eati

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外语题库22021-05-05

翻译题： If you choose to hike, all you need are decent walking shoes and a sense of direction. A bottle of water (especially in the dry season) is always a good idea.

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外语题库22021-05-05

翻译题： A stay in a nongjiale is always rustic. Lao Huang’s has pit toilets, and the running water is a hose connected to a spring.

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外语题库22021-05-05

翻译题： Most of Laoshan’s scenic parts are paved and well-traveled, but once you venture away from the ice cream carts, expect mostly unmarked trails.

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外语题库22021-05-05

翻译题： Just downstream, people were crouched at the pool’s edge marveling at the limpid water and drawing deep sips of it from cupped hands. I made my way down, too, and filled my canteen. I drank it on the drive back to Qingdao, as the sky opened up a

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外语题库22021-05-05

翻译题： At the end of the walkway, we looked up. A trickle of water emerged from the rocks some 20 feet above and then slid into the sapphire pool below.

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外语题库22021-05-05

翻译题： When we reached the Beijiushui Scenic Area on the other side of the mountain, we joined the tourists on the paved walkways as they clustered around the posted signs and inscriptions carved into the canyon walls that gave every bend in the water

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外语题库22021-05-05

翻译题： In the morning, we woke to a rooster and then a cacophony of sparrows, turtledoves and Lao Huang’s pair of yellow dogs calling to the sun. We watched the mist slowly blanket Laoshan’s clefts and valleys in white, as we ate our breakfast of eggs,

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外语题库22021-05-05

翻译题： “When it rains, the creeks will fill,” Lao Huang said. “The water is high, then the water is low, but there’s always water. Trust the mountain.” And he laughed again.

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外语题库22021-05-05

翻译题： I asked if he was worried about the water, it was so low.

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外语题库22021-05-05

翻译题： “You can have anything you want in the city,” Lao Huang said. But, he noted, “You have what you need in the mountains.” Then he laughed. He had a way of talking about things in short, profound sentences capped with raucous laughter.

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外语题库22021-05-05

翻译题： The one thing delivered to them was water. Lao Huang had installed plumbing — a hose running nearly a third of a mile up a cliff to a pristine, spring-fed pool.

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外语题库22021-05-05

翻译题： Like his wife, Lao Huang looked many years younger than his age, which he said was “still not yet 50.” I asked him how he had managed to find himself in such a beautiful place, and half-jokingly he explained that no one else wanted to have to ca

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外语题库22021-05-05

翻译题： After we sat down to eat at a low table set on the family kang (a stone platform built over the wood-burning stove that would also serve as our bed), Lao Huang returned from picking up supplies on the other side of the mountain.

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外语题库22021-05-05

翻译题： “You must be thirsty,” she said. Soon she was pouring tea brewed from leaves she had picked from the bushes all around the house. We gulped it down, and then helped her catch one of the chickens roaming in the yard for our dinner.

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外语题库22021-05-05

翻译题： Lao Huang’s house was a low-slung shelter of stone surrounded by gardens and tea fields that extended deep into the gentle slope of a U-shaped valley. Lao Huang was not there, but his wife, He Fenghong, appeared from behind a bundle of firewood,

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外语题库22021-05-05

翻译题： Around another bend there was a boulder boldly inscribed with the Chinese character “cha” — tea, which signaled we had found a place to stay for the night. In the mountains, some families open their homes as nongjiale, informal guesthouses where

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