-
美国科学60秒 SSS 2015-02-02
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！ 科学美国人60秒
-
美国科学60秒 SSS 2015-02-03
This is Scientific American 60 second science, I am Chris primsadiasher, got a minute? Study in birds for a living might sound like a cool job but it is not without logistical challenges for us land down animals. I have a northern gannet, so a really
-
美国科学60秒 SSS 2015-02-04
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！ 科学美国人60秒
-
美国科学60秒 SSS 2015-02-05
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！ 科学美国人60秒
-
美国科学60秒 SSS 2015-02-06
This is Scientific Americans's 60-second science. I am Steve Merski, got a minute? The average cost overall of 1976 summer Olympic Games was 200 percent. Smith College economist *** Zimbro is specialized in sports economics. So on average, if you bid
-
美国科学60秒 SSS 2015-02-09
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！ 科学美国人60秒
-
美国科学60秒 SSS 2015-02-10
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！ 科学美国人60秒
-
美国科学60秒 SSS 2015-02-11
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！ 科学美国人60秒
-
美国科学60秒 SSS 2015-02-12
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！ 科学美国人60秒
-
美国科学60秒 SSS 2015-02-13
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！ 科学美国人60秒
-
美国科学60秒 SSS 2015-02-16
It has long been thought that mammoths and mastodons rambled over North American subartic grounds between 75,000 and 10,000 years ago, and were made extinct by hungry new arrivals on the scene, human beings. But new evidence indicates mastodons proba
-
美国科学60秒 SSS 2015-02-17
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！ 科学美国人60秒
-
美国科学60秒 SSS 2015-02-18
Looking for a diet that will help you burn the fat? Consider the chilli. Because ? the chemical compound that gives chilli peppers their kick, appears to prevent weight gain in mice that are fed with a high-fat diet. The finding was presented at the
-
美国科学60秒 SSS 2015-02-19
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！ 科学美国人60秒
-
美国科学60秒 SSS 2015-02-20
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！ 科学美国人60秒
