【TED】科普动画集锦 554 The strange case of the cyclops sheep 04:41 【TED】科普动画集锦 555 The strange history of the world's most stolen painting 05:39 【TED】科普动画集锦 556 The Sun's surprising movement across the sky 04:24 【TED】科普动画集锦 557 The surprising (and invisible...
Scientists, however, measure the size of the universe by what they can see. They call this the“observable universe.” The observable universe is around93 billion light years across.The Universe is expanding One of the interesting things about the universe is that it is currently expanding. It...
isfamedforbuildingschools,healthcenters,housing,andotherpublicspacesacrossAfrica.His buildingscanbefoundinhishomeland,aswellasinBenin,Mali,Kenya,Mozambique,TogoandSudan. Whenhewas20,in1985,Kéréearnedavocationalscholarshiptostudycarpentry(木工)in Berlin.Butwhileabsorbedinthepracticalityofroofingandfurnituremaking,...
expensiveclothes.Soforthemto movetoElkhead,Colo.toinstructthechildrenwhoseshoes wereheldtogetherwithstring wasasurprise. Theirstayin Elkheadisthesubjectofnothing Daunted:TheUnexpectedEducationofTwoSocietyGirlsinthe West byDorothy Wickenden, whoisamagazineeditorandDorothyWoodruff?s granddaughter. Whydidtheygothen?
- Just not as honest about it. 反正他们不如我们诚实 9. I think doctors like House cling to objectivity like a three-year-old to a blanket. Don't get too worked up. Stay calm. Stay cool and maintain the correct perspective. The only flaw in their argument is that when you have milli...
However, when we talk about the density of matter in the universe, we're imagining spreading every atom in the universe (three-quarters of which are hydrogen) evenly across space. There's also dark matter, which we can infer only from its gravitational effects, but we know it must account...
And there is a laundry and a fast food restaurant across the street. So it is a quick way to get a meal. W: That’s good. How much do you pay in rent? M: Well, I have a roommate, so I pay half the rent. That is $275 a month with gas, water, and electricity included. ...
Almost immediately it was clear that the primary mirror was misshapen (变形的)—not to the extreme but enough to pull some lace curtains across Hubble’s “window on the universe.” The telescope’s true golden age began in December 1993, when the crew of the shuttle Endeavor rode to the...
③I mean to be talking about a single thing thatwas extended throughtime. [小片段填空] Take off extension and the legs should be fully extended on top of the jump.(extend) 3.negotiate vt.商定;达成(协议) vi.谈判;磋商;...
My own personal hope would be that we make contact with another intelligent race far across the Universe, which would indeed be fascinating. Much depends upon the arrival of a new Newton or Einstein. But if anyone in the year 2062 is able to read this article, they may smile contemptuously...