正规化雷达截面积

X星球系列故事第25期:Five years old

Its five years old. 它五岁了 'Now remember boys and girls,' said the science teacher. 'You can tell a tree's age by counting the rings in a cross section. one ring for each year.' Tom went home for dinner and found they were having a jelly roll f

发表于:2018-12-18 / 阅读(37) / 评论(0)

TED演讲国际问题篇

英语日常口语：面对面交流

面对面的交流就是 face to face，许多人认为这样的沟通效果和电话上或网上联系是不一样的。例句 I've been in touch with my niece, who was born in South America, for years but we have never met face to face. One way of

发表于:2019-01-08 / 阅读(46) / 评论(0)

英语日常口语

VOA标准英语2008年-Red Cross Issues Multi-Million Dollar Appeal Fo

The International Federation of Red Cross and Red Crescent Societies is appealing for $72.5 million to support a three-year emergency and recovery program for victims of Cyclone Nargis in Burma. The Red Cross says hundreds of thousands of poor peopl

发表于:2019-01-08 / 阅读(36) / 评论(0)

VOA标准英语2008年（七月）

voa标准英语2008-Indian PM Wants 'Normalized' Relations with Paki

India's Prime Minister Manmohan Singh says he wants normalized relations with Pakistan, but that Islamabad must stop allowing its territory to be used for terrorist activities against India. Mr. Singh made the statement during an election rally in I

发表于:2019-01-11 / 阅读(61) / 评论(0)

VOA标准英语2008年(十二月)

事实：达芬奇眼中的树-Da Vinci’s Rule of the Trees

Pre-Listening Vocabulary observation: something that you see cross section: a view of the inside of something after a cut has been made across it hold true: remain a fact or truth even in other situations ideal: suitable sap: fluid (sugar and mineral

发表于:2019-02-08 / 阅读(247) / 评论(0)

Facts-事实

飞行员英语900句第13期:雷达通话术语(2)

Turn right heading 340. 244. 右转航向340. Turn right 20 degrees. 245. 右转20度。 Leave BK heading 190. 246. 离开BK，航向190。 Fly heading 285. 247. 航向飞285。 Stop turning heading 070. 248. 停止转弯，航向070。 Request headi

发表于:2019-02-25 / 阅读(113) / 评论(0)

飞行员英语900句

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学英语单词

Agrostemma L.

alkali regeneration process

applied management information system

aproval

arable land

assemblable

associative storage registers