单词：rotary wing aircraft
单词：rotary wing aircraft 相关文章
By Alex Villarreal Washington 31 October 2007 NASA has delayed the fourth spacewalk of a complex two-week mission by U.S. space shuttle Discovery to boost the capability of the International Space Station. The walk, originally set for Thursday, is no
2007年VOA常速英语（十月）
The F-117 is a product of Lockheed's Advanced Development Projects group, which for decades has designed the most top-secret planes in the air force inventory, including the SR-71 Blackbird. In many ways, the Blackbird was the first stealth aircraft,
国家地理2007年
Larry和李华两人正在做菜，准备一会儿带到朋友家参加party。今天李华会学到两个常用语：to blow it和to wing it. (Cooking sounds) LH: Larry, 那是什么味道？(sniffin
美国之音《流行美语》
今天我们来讲两个以wing这个词为主的习惯用语。我想你们都很熟悉这个词。它的意思是翅膀。自古以来，鸟的翅膀激发了人们不少美丽的幻想，而wing这个词也构成了许多习惯用语。今天要讲的
美国习惯用语
AS IT IS 2014-04-03 US Hopes to Improve Relations with India 美国希望改善与印度的关系 Hello, again and welcome. Im Jim Tedder in Washington with the program that helps you learn and improve your American English. You can also learn about
2014年VOA慢速英语(四)月
By Alex Villarreal Washington 01 November 2007 NASA has delayed yet again the fourth spacewalk of U.S. shuttle Discovery's two-week mission to boost the capability of the International Space Station. The walk, originally set for Thursday, was first m
VOA常速英语2007年（十一月）