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

发表于:2018-12-05 / 阅读(71) / 评论(0) 分类 英语沙龙2004全年合辑下

AS IT IS 2014-12-06 NASA Test Launches Its New Orion Spacecraft 美国航空航天局测试新的航天飞船 The United States plans to launch a new spacecraft on Thursday. The National Aeronautics and Space Administration plans to launch the Orion

发表于:2018-12-08 / 阅读(91) / 评论(0) 分类 2014年VOA慢速英语(十二)月

In a giant hanger in Bedford, the largest aircraft in the world is having some finishing touches, this wing is a fresh addition, next up another engine, this is the Airlander 10, the 92-meter long aircraft will have its first test flight in just a fe

发表于:2019-01-02 / 阅读(54) / 评论(0) 分类 英伦广角

首架中国组装空客A329飞机在上周完成地面测试后,于5月18日成功完成首次飞行测试。本次测试共进行4个小时16分钟。空客公司生产飞行测试部副总裁、资深测试飞行员哈利耐尔森表示:此次飞行非常成功,飞机各项性能完全达到预定目标。 据了解,首次测试飞行任务是由哈利耐

发表于:2019-01-02 / 阅读(52) / 评论(0) 分类 国外媒体新闻

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发表于:2019-01-02 / 阅读(302) / 评论(0) 分类 文化聚焦

The prototype two-seater Lilium Jet, a compact and lightweight electric plane capable of vertical take off and landing, completed an unmanned test earlier this month. 双座Lilium Jet的原型是一架紧凑又轻便的、能够垂直起降的电动飞

发表于:2019-01-07 / 阅读(68) / 评论(0) 分类 英语新闻

很多学英语的人都常抱怨说,最令人困惑的问题是一个看来眼熟的英语单词,用在不同的地方会产生许许多多不同的含义。比方说我们今天要讲的shake就是这样一个词。我们要学的第一个习惯用

发表于:2019-01-16 / 阅读(106) / 评论(0) 分类 美国习惯用语

In the farmer suitacle industry, the ability to simulate the interaction of chemicals, and do it in the computer rather than in test-tubes and Petri dishes, can speed up by years the discovery and testing of new farmer suitacle. 在农业育种工业,

发表于:2019-01-18 / 阅读(102) / 评论(0) 分类 财富精英励志演讲