Perhaps it is common, but intelligence is not. Or perhaps even intelligent life is common, but the technology that lifts it up ends by destroying it (a popular line of thinking after the development of nuclear weapons). 也许生命是极其罕见的。或者生命很普遍,而智慧生命却很少见。亦或智慧生命也...
00:00/00:00 自动 倍速 0 0 【看动画学口语】我们就会看不到今晚的行星连线 We'll miss seeing the planets line up tonight
Of course, some of the stuff I've explained we've learned through other means — the Earth is spinning, stars have different intrinsic brightnesses, and so on.当然，我之前解释的一部分现象是通过其他途径获知的，比如地球自转、星星有不同的本征亮度等等。But all of that knowledge, and far more,...
however, hide the line of sweat running down her forehead, which was caused partly by the heat of the television studio, but more by fear of the four people seated in front of her. They stared back, their blank ...
But whoever it was who first got it right, now we have a much better understanding of how gravity works.不过无论是谁先搞明白了引力，现在我们对引力的作用都有了更深入的理解。One thing before we get to gravity.在我们讲引力之前还有一件事。An important concept that comes up a lot is mass....
Define line of Saturn. line of Saturn synonyms, line of Saturn pronunciation, line of Saturn translation, English dictionary definition of line of Saturn. Noun 1. line of Saturn - a crease on the palm; palmists say it indicates how successful you will be
The planets today shows you where the planets are now as a live display - a free online orrery. In this solar system map you can see the planetary positions from 3000 BCE to 3000 CE, and also see when each planet is in retrograde.
30. Which of the following statements is true, according to the passage? A.The earth's desert are slowly spreading. B.One out of 10 people lives in dry regions. C.Their life in the desert is threatened now by traditional problems. ...
Not only is the bigger star of the Solar system, it's the only star in the Solar System. => 太阳系不仅是更大的恒星,也是太阳系唯一的恒星。 It's sorrounded by a bunch a smaller stuff, that we call planets and comets and moons. ...
The word “…”(Line 6. para.2)probably means ___. The word “…”(Line 6. para.2)could best be replaced by which of the following? Which of the following is closest in meaning to the word “…” ? 解答技巧 1.通过因果关系猜词通过因果关系猜词 首先是...