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科学美国人60秒 SSS 2016-1-22
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得10到30积分的奖励! Thank you！
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科学美国人60秒 SSS 2016-1-25
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得10到30积分的奖励! Thank you！
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科学美国人60秒 SSS 2016-1-26
When patients show up in the hospital with a respiratory illness, they are usually given an antibiotic which do not work against viral infections. Even though most of these respiratroy infections are viral, it is estimated that in these cases antibio
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科学美国人60秒 SSS 2016-1-27
This is Scientific American 60 Seconds Science. I'm Christine Herman. Got a minute? The ability of distinguish between sounds of varying pitch makes people capable of producing and understand speech and music. And the way we are able to process pitch
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科学美国人60秒 SSS 2016-1-28
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得10到30积分的奖励! Thank you！
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科学美国人60秒 SSS 2016-1-29
Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到 听力原文收集区 ，您将会获得10到30积分的奖励! Thank you！
