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The first plane ever to fly faster than the speed of sound was the X-1 in nineteen forty-seven.
VOA: special.2010.07.07
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I think that word "see" deserves the accent there, and so it's--the first unit of sound isn't quite normative.
我觉得“看“是重音，这是第一个音律不规则的地方。
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And of course, there is the sound person which is often neglected,
当然，音响师总是被忽略，
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We leave you now with some examples, which we have strung together like beads of sound.
VOA: special.2009.05.18
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Similarly, just as we have symbols for the presence of sound and its length, we have symbols that represent the absence of sound.
类似的,既然我们有符号,来表示声音的频率和长度,我们也有表示静音的符号
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It would reach hypersonic speeds -- five times the speed of sound.
VOA: special.2010.07.07
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And this is going to sound like a weird topic, we're going to see why it's of value in a second.
这听起来像个怪异的主题，我们将会去学习一刹那。
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It was flying more than five times the speed of sound.
VOA: special.2010.07.07
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This should all sound incredibly familiar, like I'm just repeating myself in terms of photoelectric effect, because essentially that's what I'm doing, and that's one reason we spent so much time and did so many problem-set problems on the photoelectric effect.
这应该听起来极其熟悉，就像我在重复自己在讲光电效应时所说的话，因为基本上我正是在这样做，这也是我们在光电效应这个问题上,花这么多时间,做这么多习题的原因之一。
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Snow also is known to influence the movement of sound waves.
VOA: special.2010.01.05
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The rim shot after a comic remark is an attempt to simulate--sort of a pre-technological attempt to simulate the sound of laughter.
讲完笑话，紧接着一阵鼓声,也是为了引起…,引起观众大笑的一种原始手段。
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That was more than seven times the speed of sound.
VOA: special.2010.07.07
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What are the qualities necessary for sound statesmanship? How does statecraft ? differ from other kinds of activities?
什么样的特质是正直政治家所应具备的风范,权术又如何,独善于其它类型的活动呢？
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There are only minutes - sometimes seconds - to react, and the incoming weapons are traveling faster than the speed of sound.
VOA: standard.2010.03.26
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We depend for variety on the infinite play of accents, in the sound of sense.
我们依靠无穷变换的语调来创作，这就蕴含着深意。
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"When flying low in combat, speed is life. Now,from the left,Captain Smith and Captain Cox return to show center at 300 feet and nearly the speed of sound,".
VOA: standard.2009.11.15
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Third, I'd like to answer these questions from sound points of view and tell you a little bit about what we are doing and how we are doing it.
第三，我想对这些问题,给出合理的答案,并讲点我们,要做的事及完成的方式。
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Only the sound of insects filled the air as I walked through the empty town that summer day so long ago.
VOA: special.2009.07.04
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There are critics of Fannie and Freddie who say, the government guarantee doesn't sound right because why is the government guaranteeing a private company?
房利美和房地美的评论家们认为,政府担保听起来有点不对劲,政府为何要担保一个私人企业呢
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For example, read copies of a group's financial records and be careful of groups with names that sound like well-known charities.
VOA: special.2009.11.02
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One of the things, by the way, that Eikhenbaum does in passing is remind us that we should be on our guard against thinking that sound is onomatopoetic--that is, that it reflects the meaning of what it's talking about.
艾肯鲍姆在书中提到,他特别提醒我们,不应该赞同拟声现象，拟声就是认为声音能反应它所表达的意思。
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As a boy,Carl said he knew if it was time to go to school by the sound of a train.
VOA: special.2009.11.01
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So to be clear, we expect most students to very comfortably pursue the standard edition of the P set, but for this particular P set, and we have about 150 or so of these out on the hallway, and we'll have them at office hours throughout the coming week--this is a little logic board ; with lots of sensors; the sound sensor, a light sensor, a little joystick and the like.
我希望我们大多数同学,研究问题集的标准版本，可编程版有个特殊的问题集，我们会在接下来的几周里，在办公时间为大家做解答,这是个小的逻辑板,上面有很多传感器;,包括声音传感器，光传感器，小操作杆等。
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The wind came again. Finally,the men heard a new sound C the sound of waves breaking and crashing on the shore.
VOA: special.2010.03.06
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Okay? So those are the basic note values normally with a duple division but we can superimpose triple by using a dot and the absence of sound.
清楚了吗,这些就是基本的音符值,一般是双倍形式分配,但我们可以把它添加为三倍形式的,通过加上附点当然还有休止符
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He never returned. But many nights Sylvie heard the sound of his whistle as she came home with her grandmother's cow.
VOA: special.2010.04.03
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And the last movement opens with this sort of sound.
最后的乐章是这样展开的。
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On an acoustic guitar, the strings vibrate and the hollow part of the instrument, or the sound box,also vibrates.
VOA: special.2009.09.27
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It's kind of a disintegration of the sound at the end, disintegration of the sound at the end.
乐曲的最后像声音的瓦解,声音的瓦解
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The horn obviously is a brass instrument and what makes the sound is a vibrating column of air.
显而易见的,圆号是个铜管乐器,它通过震动空气柱来发出声音
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