单词：shell expansion recorder
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This is Scientific American's 60-Second Science. I'm Cynthia Graber. This will just take a minute. Real-time information about whats happening in our bodies at the cellular level could be crucial for fighting cancer and other life-threatening conditi
Scientific American(十二)月
One of the most exquisite heat sensors in the worldits not in some government lab. It's in the head of a snake. The pit viper, to be specific. They're incredibly sensitive. They beat any of the synthetic counterparts, even the most expensive semicond
2017年Scientific American(二)月
Very roomy. For a single-seat fighter it's spacious. Plenty of room to lay out stuff we carry with us. The nose is cut and you won't see any perpendicular surfaces go around. The four probes in the front are not machine guns. And they are not hologra
国家地理2007年
Captain, you wanted to see me? 上尉，你找我 Dai tells me that you're doing a fair job of taking over for Scott. He did? 戴告诉我你在找人接手斯科特的工作。是吗 I can only hope he's right. 我只能希望他是对的 We think t
陨落星辰第二季
There was a day, about 10 years ago, when I asked a friend to hold a baby dinosaur robot upside down. 大概10年前的一天，我让一个朋友头朝下地握持一个小恐龙机器人。 It was this toy called a Pleo that I had ordered, and I wa
TED演讲科技篇