The universe is a big place. I dont think anyone can understand just how big. The universe never, ever ends. It is infinite in size. Its funny when scientists say they want to unlock the secrets of the universe. Thats impossible. There are way too ma

发表于:2018-12-04 / 阅读(62) / 评论(0) 分类 听一分钟英文-U

Short Conversation接受绩效评估 A:This is your annual performance review.You did a good job for the first year. B:Thank you,sir.I tried my best. A:You demonstrated your ability to manage all accounts very well by responding to the clients prom

发表于:2018-12-27 / 阅读(43) / 评论(0) 分类 英文导学

The bad news is that atoms are fickle and their time of devotion is fleeting-fleeting indeed. 原子很脆弱,它们的献身时刻倏忽而过--简直是倏忽而过,这是个坏消息。 Even a long human life adds up to only about 650,000 hour

发表于:2019-01-01 / 阅读(44) / 评论(0) 分类 万物简史

Galaxy 星系 Can you believe that there are at least 100 billion galaxies in the universe? Yes, there are. 你相信宇宙中至少有1,000亿个星系吗?确实有。 Small galaxies have 10 billion stars and big galaxies have one trillion stars. 小

发表于:2019-01-10 / 阅读(68) / 评论(0) 分类 与美国小学生一起学英文第11册

Heat 热量 Heat is one kind of energy. 热量是一种能量。 It makes things warm and hot. 它能使物体温暖火热。 You can't see heat. 你看不见热量。 But when you stand next to a hot oven, you can feel warm. 但当你站在一个热的

发表于:2019-01-10 / 阅读(81) / 评论(0) 分类 与美国小学生一起学英文第2册

The whole time he was talking to me, 整个谈话期间 I sat there smiling and nodding like a numb idiot, 我麻木的像个傻子。 with my arms crossed over my chest, 双手交叉在胸前, while nothing, nothing, nothing came out of my throat.

发表于:2019-01-18 / 阅读(49) / 评论(0) 分类 TED演讲科学篇

36 宇宙空间文摘 DATE=6-13-01 TITLE=EXPLORATIONS #1956 - Space Digest BYLINE=Paul Thompson VOICE ONE: This is Steve Ember. VOICE TWO: And this is Sarah Long with the VOA Special English program E

发表于:2019-01-26 / 阅读(200) / 评论(0) 分类 自然探索

What Michelson and Morley did, without actually intending to, was undermine a longstanding belief in something called the luminiferous ether, 迈克尔逊和莫雷所做的实际上是在无意之中所做的破坏了长期以来人们对一种所谓光

发表于:2019-01-29 / 阅读(74) / 评论(0) 分类 万物简史

The term supernova was coined in the 1930s by a memorably odd astrophysicist named Fritz Zwicky. Born in Bulgaria and raised in Switzerland, Zwicky came to the California Institute of Technology in the 1920s and there at once distinguished himself by

发表于:2019-01-29 / 阅读(69) / 评论(0) 分类 万物简史

For a long time the Big Bang theory had one gaping hole that troubled a lot of peoplenamely that it couldn't begin to explain how we got here. Although 98 percent of all the matter that exists was created with the Big Bang, that matter consisted excl

发表于:2019-01-29 / 阅读(56) / 评论(0) 分类 万物简史

101. confine vt.限制, 禁闭 n.界限, 边界 102. frame n.结构, 体格帧,画面,框架 vt.构成, 设计, 制定, 使适合, 陷害 vi.英方有成功希望 n.帧,画面,框架 103. geophysical

发表于:2019-02-01 / 阅读(47) / 评论(0) 分类 考研英语

Let's begin by winding the timeline back 13.7 billion years, to the beginning of time. 让我们把时间往回拨到137亿年前,也就是时间的开始。 Around us, there's nothing. There's not even time or space. 四周是什么也没有,根本

发表于:2019-02-14 / 阅读(62) / 评论(0) 分类 TED演讲教育篇

In 1907, or so it has sometimes been written, Albert Einstein saw a workman fall off a roof and began to think about gravity. 1907年,反正有时候书上是这么写的,有个工人从房顶上掉了下来,爱因斯坦就开始考虑引力的问

发表于:2019-02-17 / 阅读(58) / 评论(0) 分类 万物简史

With his pipe, genially self-effacing manner, and electrified hair, Einstein was too splendid a figure to remain permanently obscure, 爱因斯坦常手拿烟斗,和蔼可亲,不爱露面,一头乱发,真是个非凡人物。这样的人物不可

发表于:2019-02-17 / 阅读(64) / 评论(0) 分类 万物简史

This was more than a little odd, for Hubbles life was filled from an early age with a level of distinction that was at times almost ludicrously golden. At a single high school track meet in 1906, he won the pole vault, shot put, discus, hammer throw,

发表于:2019-02-17 / 阅读(68) / 评论(0) 分类 万物简史

Hubble's luck was to come along soon after an ingenious woman named Henrietta Swan Leavitt had figured out a way to do so. Leavitt worked at the Harvard College Observatory as a computer, as they were known. Computers spent their lives studying photo

发表于:2019-02-17 / 阅读(58) / 评论(0) 分类 万物简史

Howeverand heres the thingpeople on the train would have no sense of these distortions. 然而问题就在这里车上的人并不觉得自己变了形。 To them, everything on the train would seem quite normal. 在他们看来,车上的一切似乎

发表于:2019-02-17 / 阅读(51) / 评论(0) 分类 万物简史

Part V Life Itself 第五部 生命本身 The more I examine the universe and study the details of its architecture, 我越是审视宇宙,越是研究其构造上的具体细节, the more evidence I find that the universe in some sense must have

发表于:2019-02-25 / 阅读(69) / 评论(0) 分类 万物简史

From VOA Learning English, this is SCIENCE IN THE NEWS, in Special English. I'm June Simms. Our program today is about a mystery as old as time. Bob Doughty and Sarah Long tell about the mystery of time. If you can read a clock, you can know the time

发表于:2019-02-27 / 阅读(144) / 评论(0) 分类 英语语言学习

ugly a.丑陋的;可怕的 unbearable a.难堪的,忍受不了的 uncertain a.无常的;不确定的 uncomfortable a.不舒服的;不自在的 unconscious a.不省人事的 uncover vt.揭开…的

发表于:2019-03-02 / 阅读(159) / 评论(0) 分类 英文语法词汇