单词：electrostatic acturator
单词：electrostatic acturator 相关文章
Scientists: Spiders Use Electric Fields to Move through Air Scientists have long wondered how spiders can use the webbing they make to fly. The 19th century English naturalist Charles Darwin commented on their behavior when very small spiders landed
2018年VOA慢速英语(七)月
丹尼尔看医生时，医生说他患了流感，要打针。小孩好像都很怕打针，我们的丹尼尔呢，他也怕吗？往下看就知道了。 Listen Read Learn Doctor 3: What seems to be the problem, kid? Daniel: I've got a sore throat, a runny nose and a headache. Doctor 3: AhHow long
英语口语大赢家
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有声畅销书-秘密
Oscar Pistorius is the South African Paralympic runner famous for trying to compete at the Olympics. He is known as Blade Runner because of the artificial limbs he uses to sprint. He is also dubbed the fastest man on no legs. Pistorius is the double
各国名人英文介绍
Duracell is perhaps the worlds best known make of batteries. The brand is owned by the multinational conglomerate Proctor and Gamble. Duracell was founded by scientist Samuel Ruben and entrepreneur Philip Rogers Mallory. They developed an alkaline te
各大品牌英文介绍
By Bill Gasperini Moscow 01 January 2006 Russia's natural gas monopoly Gazprom headquarters in Moscow, Sunday, Jan. 1, 2006 Russia began the process of cutting off natural gas supplies to neighboring
2006年VOA标准英语（一月）
music,candle,Liberia,By Nico Colombant Liberia 15 January 2006 Liberian President elect Ellen Johnson Sirleaf waves at the crowds during pre-inaugural celebrations in Monrovia, Liberia, Jan. 14, 2006 Spiritual music and c
2006年VOA标准英语（一月）
今天要讲的惯用语里有个共同的词act。这真是个多义词，但是我们的时间有限说不了那么多，所以今天要说到的act都有表演的意思。比方说，我们要学的第一个习惯用语是：class act。 Class这里
美国习惯用语
By Margaret Besheer United Nations 25 September 2007 An unprecedented summit on climate change has ended at the United Nations. Secretary-General Ban Ki-moon says the event has sent a powerful political signal to the world that there is the will and
2007年VOA标准英语（九月）
PRETORIA, Feb. 20 (Xinhua) -- The second day of paralympian Oscar Pistorius' bail hearing ended on Wednesday without a court ruling on his application. Magistrate Desmond Nair ruled that Pistorius would remain in custody again at the Brooklyn police
英语新闻
PRETORIA, Feb. 19 (Xinhua) -- The Pretoria Magistrate Court on Tuesday postponed Paralympian Oscar Pistorius' bail hearing to Wednesday. Magistrate Desmond Nair ruled that the bail hearing be heard under Schedule 6 Offence of the Criminal Procedure A
英语新闻
By Bill Rodgers Washington 20 March 2008 President Bush says Iran has the right to have civilian nuclear power as long fuel for its reactors is provided by an outside source. Otherwise, Mr. Bush said he does not trust the Iranian government to develo
VOA标准英语2008年（三月）
By Catherine Drew London 22 January 2008 This weekend saw millions of Muslims mark the day of Ashura around the world. In central London, about 3,000 Shi'a Muslimsgathered to commemorate the martyrdom of Hussain Ibn Ali, thegrandson of the Islamic pr
VOA标准英语2008年（一月）
By Challiss McDonough Nabatiyeh, Lebanon 30 January 2007 Shi'ite Muslims around the world Tuesday held ritual celebrations marking the holy day known as Ashura, which commemorates the death of Muhammad's grandson. The Shi'ite ceremonies in Lebanon f
2007年VOA标准英语（一月）
57 这种动物是人类的祖先吗？ DATE=6-13-01 TITLE=SCIENCE REPORT - Ancestor of Humans BYLINE=Jill Moss (Start at 59
科技之光
BEIJING, March 24 (Xinhuanet) -- A new study has found that Actos, a medicine treats onset diabetes, could also reduce the diabetes(糖尿病) risk in people with prediabetes. The study, which was published Wednesday in New England Journal of Medicin
英语新闻
ORLANDO, Florida, Feb. 26 (Xinhua) -- Kevin Durant scored 36 points and won his first All-Star MVP trophy in West's 152-149 victory over the East. Kobe Bryant had 27 points and overtook Michael Jordan's career scoring record in All-Star in his 14th A
英语新闻
North Korea has announced new progress in its nuclear weapons development, drawing expressions of regret and concern from the United States and its regional partners. A senior U.S. envoy is in the region discussing a response. South Korea vowed a st
VOA标准英语2009年(九月)
STEVE INSKEEP, HOST: In the age of Snapchat and Instagram, where almost anybody can have the equivalent of a photo studio in their hands, some people still use old-style photo booths. That's especially true in Japan, where the photo booths are called
2017年NPR美国国家公共电台7月
STEVE INSKEEP, HOST: In the age of Snapchat and Instagram, where almost anybody can have the equivalent of a photo studio in their hands, some people still use old-style photo booths. That's especially true in Japan, where the photo booths are called
2017年NPR美国国家公共电台7月