单词：interchangeable parts
[经] 可互换配件
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[ti:UNIT 2 Plant a Plant! Lesson 10: Plant Parts] [0:00.363]UNIT 2 第二单元 [0:02.105]Plant a Plant! 培育植物 [0:03.775]Lesson 10: 第10课： [0:05.444]Plant Parts 植物的组成部分 [0:07.100]THINK ABOUT IT! 想一想 [0:08.539]How many
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First Flight Completed of Plane with No Moving Parts Engineers say they have carried out the first-ever flight of an electric airplane with no moving parts. Researchers at the Massachusetts Institute of Technology, or MIT, recently shared video of th
2018年VOA慢速英语(十一)月
Local governments in many parts of eastern China are taking steps to try to conserve energy in the midst of the heat wave which has seen temperatures in many parts of the region top 40-degrees. CRI's Shen Chengcheng with more. Heat alerts have been i
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By Al Pessin Washington 02 August 2007 Investigators from the U.S. Congress say earlier this year the Defense Department sold nearly 1,400 collections of surplus parts that can be used in aging fighter jets now only flown by Iran, in spite of a ban o
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Smoke from forest fires, largely in Indonesia, has shrouded parts of Southeast Asia in thick haze. It is a seasonal problem in the region that will not go away. Putrajaya's landmark Putra Mosque (l) and Prime Minister's building seen covered by haze
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Tools Are Body Parts to Brain In a report in the journal Current Biology, researchers claim that the brain interprets a tool, such as a hammer, as a temporary extension of your physical body. Karen Hopkin reports [The following is an exact transcrip
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