7-12 美国航空航天局成功试飞超高音速喷气机

NASA Successfully Tests Hypersonic 1 Jet Three years after its first test flight ended in an explosion, NASA on March 27 successfully launched an experimental jet that the agency believes reached a re

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088 distance and speed Words Near/close far rush hurry crawl pace velocity wide tall long short length deep narrow broad high depth shallow short-cut long-distance rapid slow fast quick height low faraway Phrases Take(time) A drive/walk A distance of

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That's an unnatural act for a rocket. 这对于火箭来说，不是一种自然的行为。 The third stage has a camera. 第三次发射，火箭上有一个摄像机。 We call it rocketcam. 我们称之为火箭摄像机。 And it's pointed at th

TED演讲 第7期:从20马赫的滑翔机到蜂鸟无人机的感想(2)

40 years later, aero experts coined the term transonic. 40年后空气动力学专家创造了跨音速这个术语。 They debated, should it have one S or two? 他们争论这个术语应该用一个S，还是两个S? You see, they were having trou

第42期: fine, instead, speed, direction, rubbish

说一口流利的英语，从简单的单词开始。 听听，读读，背背，今天你的词汇量又增加了5个。 单词/词义 中英例句 单词听读 fine [ fain ] This flat's fine for two people. adj. 舒适的 这套公寓适合两个人

2007-08-07, Speed Eating Champion 速食大赛

Eat slowly, chew your food thoroughly, eat with a fork. These table manners dont apply in the world of competitive eating, or sometimes called speed eating. The goal here--eat as much as you can in a short period of time. Ladies and gentlemen, so it

5-11 慈母颂

Mother Machree There's a spot in my heart which no colleen may own; There's a depth in my soul never sounded or known; There's a place in my memory my life that you fill; No other can take it no one e

晨读英语美文60篇六级33

Mother Machree 慈母颂 Theres a spot in my heart which no colleen may own; Theres a depth in my soul never sounded or known; 在我心中有那么一隅， 任何少女也不能占据。 它埋在我灵魂的深处， 我从不声张从不表露。

英语歌曲:迈克尔.杰克逊-Speed demon

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2005年NPR美国国家公共电台九月-Speed Dating Makes Inroads in India

This is All Things Considered. I am Melissa Block. And I am Robert Siegel. India is changing fast, but it's still a fundamentally conservative society. Most marriages are arranged, western-style dating is unthinkable for most, which is why it's surpr

VOA慢速英语--四个年轻人致力于让世界更美好

Four Young People Who Make the World Better 四个年轻人致力于让世界更美好 What can technology do to make your world better? Four young people are starting new businesses to answer that question. Mateusz Mach Eighteen-year-old Mateusz Mac

VOA慢速英语2014 Young Technology Expert Works to Stop Car Thefts

Young Technology Expert Works to Stop Car Thefts Kenya is East Africas largest economy. Its capital Nairobi is growing quickly. But so is the citys crime rate -- the Nairobi Metropolitan Crime Observatory says thieves steal an average of 10 cars each

美国国家公共电台 NPR Kenyan Bus Driver Speaks Out Against Everyday Corruption On Live TV

MICHEL MARTIN, HOST: It's no secret that corruption is widespread in Kenya. But recently, the conversation about it got real when a bus driver confronted the police and the president with a story of bribery on national television. NPR's Eyder Peralta

美国国家公共电台 NPR Playground Case Could Breach Barrier Between Tax Coffers, Religious Schools

STEVE INSKEEP, HOST: The United States Supreme Court is busy this week with a ninth justice, Neil Gorsuch, on the bench. Today, the court hears arguments in a Missouri case with the potential to open state coffers for aid to parochial schools. Like M

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飞行员英语900句 第2期:基本通话术语(2)

Expedite climb to FL190. 21.加速上升到高度190。 Climb to FL280 expedite until passing FL180. 22.上升到高度280，快速通过高度180。 Unable to expedite climb due weight. 23.由于重量原因不能加速上升。 Descending immediate

英语听力：自然百科 行星旅行指南：火星 Mars—8

Before we take this giant leap, we need to be able to carry everything needed for a three-year -round trip with us. This is a much larger effort than getting to the moon. Its the Apollo mission on steroids. At this point we know at least as much as t

PBS高端访谈:为什么许多女兵的回归家庭生活之路如此艰难?

GWEN IFILL: After serving in Iraq and Afghanistan, many veterans face an uphill battle finding work in civilian life. There's been an increase in efforts to help ease their transition, but one segment of the veteran population is often overlooked. Sp

万物简史 第245期:马斯特-马克的夸克(17)

At least the names for the two main possible culprits are entertaining: they are said to be either WIMPs (for Weakly Interacting Massive Particles, which is to say specks of invisible matter left over from the Big Bang) or MACHOs (for MAssive Compact

High-Speed Trading Changing Stock Market

Wall Street analysts searching for reasons for the U.S. stock market's sharp swings in early August point to high unemployment, the European debt crisis and other basic economic problems. But some also suspect what is known as high-frequency trading,