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When Gardot was nineteen, a large car ran into her while she was riding her bicycle in Philadelphia,Pennsylvania.
VOA: special.2009.10.30
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You do it so quickly that the heat flow between the inside of the bicycle pump and the outside is too slow compared to the speed at which you compress.
我们用力很大,于是压缩得很快,打气筒内外热传递的速度,与之相比要慢得多。
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So just go everywhere on my bicycle, really.
所以，我去任何地方只需骑上我的自行车，真的。
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So,Mister Jarrett would take his recycling materials to the local center himself using his bicycle and a trailer.
VOA: special.2009.12.04
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So you start with the bicycle pump at one bar, let's say, right?
一个大气压，开始？
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She says she cannot think of a more efficient, hopeful or fair machine, except maybe the bicycle.
VOA: special.2010.04.05
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Not everybody in this room can ride a bicycle.
在座各位并不都会骑自行车
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made in Japan. He found it on the Internet and connected it to a bicycle-powered generator.
VOA: special.2009.12.21
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Do you ride a bicycle?
你骑自行车吗？
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For example, the Bicycle Empowerment Network Namibia uses the bikes to provide transportation for health workers.
VOA: special.2009.11.16
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But you don't compress it so quickly that you're not in there reversible process so you compress that if you were to feel the temperature of the air and you can feel it through the nozzle gives you an idea of the temperature of the air inside your bicycle pump.
但是压缩速度,也不能太快,否则就不是,可逆过程了,这样当压缩气体时,从喷嘴可以感受到,内部气体的温度。
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Some examples are activities like walking at an increased speed, dancing,swimming or riding a bicycle.
VOA: special.2010.06.08
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And that really is the bicycle pump.
这正是自行车打气筒的情况。
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When a wall near the bicycles was covered in graffiti, sixty nine percent of individuals left the paper in the street or on a nearby bicycle.
VOA: special.2009.03.03
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That example I gave last time with the bicycle pump was not quite the right example.
上次我举打气筒的例子,是不太恰当的。
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Picture a bicycle with a two-wheeled carriage in place of a back tire.
VOA: special.2009.05.11
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But this time this really is the bicycle pump.
但在这里是很符合实际的。
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The bicycle recycling program is one of the largest in the United States.
VOA: special.2009.11.16
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This is real, unlike the Joule coefficient which is very small so that most gases have tiny Joule coefficients. So if you do a Joule experiment, you hardly measure a temperature change. With real gases, here you do actually measure it. You can feel it with your finger on your bicycle tire.
系数那样小以至于,大多数气体的焦耳系数,都很小，所以如果你做焦耳实验,很难测量出温度的变化,对于真实气体，你可以测量它，你能通过手指按在,自行车轮胎上来感觉到它。
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Bicycle trips through the park and surrounding nature areas are also popular.
VOA: special.2009.06.01
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"Everybody has an old bicycle, and it is usually not ridden.
VOA: special.2009.11.16
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The organization also has bicycle ambulance services to transport the sick.
VOA: special.2009.11.16
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Other visitors come by car. Some even come by bicycle.
VOA: special.2009.01.07
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It can include walking,swimming or riding a bicycle.
VOA: special.2010.03.30
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"We discovered this bicycle co-op. You can come in there and just sort through a whole garage of old parts and they'll teach you how to basically build a bicycle from the scraps."
VOA: special.2011.05.20
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my grandmother gave me as a gift, "When I was ten, not a bicycle, not a baseball mitt or a bat, she gave me a framed engraving of the derringer pistol that John Wilkes Booth used to assassinate the president.
VOA: special.2009.10.12
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Tourism is slowly growing. Paul Piaia came from Australia not just to enjoy the quiet beaches but also to race in the Tour De Timor, the country's first international cross country bicycle race.
VOA: standard.2009.08.28
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But Phnom Penh has its cyclo - a three-wheeled bicycle with the driver perched on high above the rear wheel, and the passengers in a bucket seat slung between the two front wheels.
VOA: standard.2010.06.14
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