绝缘器；绝缘物

UNIT 2 Plant a Plant! Lesson 10: Plant Parts

[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

发表于:2018-12-13 / 阅读(118) / 评论(0)

河北教育初中英语（初中起点）八年级下册

First Flight Completed of Plane with No Moving Parts

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

发表于:2018-12-14 / 阅读(49) / 评论(0)

2018年VOA慢速英语(十一)月

Heat Wave Grips Parts of China

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

发表于:2018-12-19 / 阅读(42) / 评论(0)

世界各地新闻集锦

VOA慢速英语2010年-Education Report - How Failure Can Lea

This is the VOA Special English Education Report. No one likes to make mistakes. But a new study says organizations learn more from their failures than their successes, and keep that knowledge longer. One of the researchers was Vinit Desai, an assist

发表于:2019-01-12 / 阅读(68) / 评论(0)

2010年VOA慢速英语(九)月

60秒科学:Tools Are Body Parts to Brain

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

发表于:2019-01-30 / 阅读(86) / 评论(0)

60秒科学

新西兰英语 152 The Budget

Today, the Minister of Finance, Bill English, read the Budget in Parliament. The Budget is a plan of how much money the government has and how the government will spend it. For the last few weeks, Bill English has told us some of the things that woul

发表于:2019-02-17 / 阅读(41) / 评论(0)

新西兰英语

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学英语单词

admissible count rate

alimi

appurtenant structure