探索发现：BBC:古代圣贤:苏格拉底 Socrates-4

BBC: Genius of the Ancient World | 《英国广播公司：古代世界的天才》 第二集 Socrates 古代圣贤：苏格拉底 历史学家贝特妮休斯（Bettany Hughes）游历印度、希腊、和中国以追寻三位古代世界的哲学巨人

英语听力：2013-12-29 地平线：什么害死了我们的蜜蜂—17

-There are at least pieces of evidence which show really serious impacts from levels of neonicotinoids that bees, wild bees could be exposed to in wild environment.And the arguement against the ban was laid out by one of the pesticide manufacturers.

英语听力：2012-01-06 穿越阿尔匹斯山 Alps-12

Alright. Ive got a nice-sized hole here, all the way through to the water and that should do. What Im gonna do now is Ive got a little bit of a weight from just a rock. And then Ive made some little bit of thread out of a para cord as a line and then

英语听力：2013-12-25 地平线：什么害死了我们的蜜蜂—15

As the bee is trying to find her way home, she is tracked by the radar. She flies on auto pilot 500 meters northwest. She gets to where she thinks the hives should be, but of course it's not there, she has to use a different navigation system to find

英语听力：2012-01-01 穿越阿尔匹斯山 Alps-10

They look a bit old and tatty but these things are probably pretty strong and with some of my para cord looped over this. And Im using, just using some parachute stuff to take the friction on my hands. Theres no reason why I shouldnt try and shimmy m

英语听力：探索发现 2012-03-16 荒野求生 澳洲金伯利—7

The bad weather is about to hit me. Ive got minutes until the deluge begin. Even though Im not staying out here tonight, Ill show you how the Aborigines would build a shelter against this sort of rain. Ok. What I can do here is build a bit of a bed s

英语听力：探索发现 2012-12-23 冰河新新州 Ice Age Oasis—5

But the glyptodont wasn't a reptile. So what was it? There is a relative of the glyptodont thats still alive today. It's the armadillo and it's a mammal, the only mammal with this kind of armor in the whole of North America. It may give us some idea

英语听力：探索发现 科学新发现：我们的大气层-21

And above it the fragile air of the mesosphere is shielding us from a another deadly barrage from space. In east Texas, Jeff and Steve are searching for the remains of cosmic missiles that have been shattered by our atmosphere, fragments rarer than d

英语听力：2012-01-15 穿越阿尔匹斯山 Alps-16

And that will effectively be the shoe. I take these ones off. And thats my frame now here. And what I need to do is put a couple of a crossbeams in and then just interweave it with my parachute rigging lines. And then attach my boot to it. And that w

英语听力：探索发现 2012-12-19 冰河新新州 Ice Age Oasis—3

This creates steam in oasis and a profusion of life. Today, these warm springs are a refuge for one of Florida's most tropical inhabitants. The West Indian Manatee wasn't present during the last ice age, but returned here as the waters warmed up. Eve

英语听力：探索发现 科学新发现：我们的大气层-23

But the friction and heat wears away at the space rock, the hot air actually melts the metal surface, and often the collision with the atmosphere can have a shattering effect, splitting the meteorites along fissures. This is an actual meteorite, and

英语听力：探索发现 2012-12-14 冰河新新州 Ice Age Oasis—1

This is Florida, a taste of the tropical, one of the world's most popular holiday destinations. Here mankind's unquenchable desire to explore and colonise reaches astronomical proportions. Eight, seven, six, five, four, three, two, one. Ignition. Lif

英语听力：探索发现 科学新发现：我们的大气层-25

One day these manned space missions may reach out even further to distant planets with alien atmospheres, atmospheres that may support their own life forms. Else where in our universe on distant planets, alien air may support extraterrestrial life. J

英语听力：探索发现 科学新发现：我们的大气层-19

scores of sciencse experiments on board the airship study the dramatic persure change. we call it punset for pingpang ball satelite, and it also be the first thing we do is to have cut the pingbang ball on air ,then your experiment goes inside. and s

英语听力：探索发现 科学新发现：我们的大气层-20

As the balloons rise higer still,they face an attact by an invisible bombardment,radiation.Every day the Sun radiates a titanic amount of energy,some of them in the form of high energy of ultra violet rays.These rays packed a powerful punch ,and in t

英语听力：探索发现 科学新发现：我们的大气层-22

Steven Jabs search for remaining fragments, using a custom-built metal detector rig. Meteorites will have iron in them, and it's ? So not only will magneticbe attract to it, but also metal detector will be able to pick it up. Every year, over eightee

英语听力：2013-12-27 地平线：什么害死了我们的蜜蜂—16

Over 2 years of study, Randolf has shown that these doses neonicotinoids do affect bees' higher cognitive processes, especially their memory of the landscape around them.-We tested about 200 bees, both controlled bees and pestcide-treated bees, and w

英语听力：探索发现 2012-12-16 冰河新新州 Ice Age Oasis—2

By piecing together the evidence these creatures left behind, we can build a picture of this sub-tropical corner of the continent as it was 13,000 years ago. While most of North America was still in the grip of the Big Freeze, Florida was an ice age

英语听力：2013-12-22 地平线：什么害死了我们的蜜蜂—14

-You catch it the moment I see it, put it into a container like this, which contains 15 milligram of so-called solution.The bees are fed one of two different solutions. -We have c** which are fed with pesticide. We develop it in the circle solution a

探索发现：BBC:古代圣贤:苏格拉底 Socrates-7

BBC: Genius of the Ancient World | 《英国广播公司：古代世界的天才》 第二集 Socrates 古代圣贤：苏格拉底 历史学家贝特妮休斯（Bettany Hughes）游历印度、希腊、和中国以追寻三位古代世界的哲学巨人