They were inspired by questions from animal welfare committees at universities about whether mice were really enjoying wheel-running, an activity used in all sorts of studies, or were instead like bears pacing in a cage, stressed and neurotic. Would they run ona wheel if they were free?

他們的靈感來自一些大學的動物福利委員會所提出的問題。這些委員會質疑小鼠是否真的喜歡在輪子上跑步——各種各樣的研究都會用到這個活動，或者還是像在籠子里踱步的熊那樣，出于壓力和緊張。如果處于自由狀態，它們還會在輪子上跑步嗎?

【經典句式】

inspire激發

animal welfare動物福利

committee委員會

mice老鼠 mouse的復數

all sorts of各種各樣的

pace踱步

stressed壓力大的

neurotic神經質的

Now there is nodoubt. Mice came to the wheels like human beings to a health club holding aspring membership sale.They made the wheels spin.They hopped on,hopped off and hopped back on.

目前，這一點毫無疑問。到跑輪上跑步的小鼠，就像來到正在舉行春季促銷的健身俱樂部的人類一樣。他們開始讓輪子轉動。它們跳上去、跳下來，然后再跳上去。

【大作文萬用句式】

There is no doubt. 毫無疑問。

【經典句式】

health club健身俱樂部

hold舉辦

membership會員身份

sale促銷

spin旋轉

hop跳

“When I saw the first mice, I was extremely happy,” said Johanna H. Meijer atLeiden University Medical Center in the Netherlands. “I had to laugh about theresults, but at the same time, I take it very seriously. It’s funny, and it’s important at the same time.”

“當我看見第一只小鼠時，我非常高興，”荷蘭萊頓大學醫學中心(Leiden University Medical Center)的約翰娜·H·梅杰(Johanna H. Meijer)說。“這些結果不能不讓我覺得可笑，但同時，我也會認真對待它。這很有趣，同時也很重要。”

【經典句式】

extremely極其地

Dr. Meijer’s day job is as a “brain electrophysiologist” studying biological rhythms in mice. She relished the chance to get out of the laboratory and study wild animals, and in a way that no one else had.

梅杰的正職工作是研究小鼠生物節律的“腦電生理學家”。她非常享受走出實驗室，以前所未有的方式研究野生動物的機會。

【經典句式】

biological rhythm生物節律

laboratory實驗室

wild animal野生動物

She said Konrad Lorenz, the great-grandfather of animal behavior studies, once mentioned in a letter that some of his caged rats had escaped and then returned to his garden to use running wheels placed there.

她說，動物行為研究的鼻祖康拉德·洛倫茨(Konrad Lorenz)曾在一封信中提到，有些被他關在籠子里的大鼠逃走后，又回到他的花園，到放在那里的跑輪上跑步。

【經典句式】

escape逃跑

But, Dr. Meijer said, the Lorenz observation “was one sentence.”

但是，梅杰說，洛倫茨的觀察“只是一句話”。

【經典句式】

observation觀察

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