投吊式声纳

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发表于:2018-11-27 / 阅读(269) / 评论(0) 分类 背诵为王第二册

The Supreme Court says it is going to review a lower court ruling protecting marine mammals from Navy sonar. NPRs Martin Kaste has more. For years, environmental groups have argued that the Navys high-intensity, submarine-tracking sonar can disorien

发表于:2018-12-02 / 阅读(137) / 评论(0) 分类 2008年NPR美国国家公共电台六月

[01:36.60]【铁 达 尼 号】 [02:18.36](Sonar Pings) [02:21.60]Man: 13 meters. You should see it. 距离13公尺,应该看得见了 [02:33.84](Sonar Pings) [02:38.52]Okay, take her up and over the bow rail. 越过船头的栏杆 [02:39.20](Over

发表于:2018-12-07 / 阅读(79) / 评论(0) 分类 听电影学英语—泰坦尼克号

What's the homework today? Child: Dady,I'm home. Dad: Do you have any homework today? Child: I'll do it later. Dad: Go and do it now. Child: Can I have some cookies first, please? back向后,往回 cooky甜的饼干 cram school补习班 cupboard橱柜

发表于:2018-12-07 / 阅读(59) / 评论(0) 分类 亲子英语

Marine Biologists and volunteers in Key Largo are working to save the survivors of a group of dolphins that beached themselves last week in the Florida Keys. Invesigators are trying to determine if sonar from a nuclear-powered submarine played a role

发表于:2018-12-17 / 阅读(164) / 评论(0) 分类 2009年NPR美国国家公共电台7月

A police officer and father of two shot to death at the hotel in Memphis last night. Police say the officer Timothy Warren was responding to a report of shots fire at a hotel where responders had already found the body of one victim when shots starte

发表于:2018-12-20 / 阅读(73) / 评论(0) 分类 CNN2011年(七)月

It really is rocket scienceresearchers are using huge x-ray scanners from NASA to understand how sonar might be affecting the hearing of large ocean mammals. These scanners are usually used to inspect the space shuttles solid fuel rockets. Navy sonar

发表于:2018-12-24 / 阅读(74) / 评论(0) 分类 Scientific American(十一)月

And they have the blemish both front and rear from a facet where the opposite tooth interlocked with it. 在牙齿前后的齿面都有缺陷就是与对面牙齿相交错的地方。 What happens is that the root is anchored well into the lower jaw.

发表于:2018-12-28 / 阅读(46) / 评论(0) 分类 侏罗纪搏击俱乐部

The sperm whale hits him dead in the centre of his body throwing the Megalodon's enormous weight in a tumble motion under the ocean. 抹香鲸结结实实地撞中它的身体中间,把巨齿鲨庞大的身躯撞得在海洋中翻滚。 The Megalod

发表于:2018-12-28 / 阅读(45) / 评论(0) 分类 侏罗纪搏击俱乐部

歌词如下: I'm thirsty! Have some milk! Yum! Yum! Can I have some more? That's all! No more? No more! I'm thirsty! Have some juice! Yum! Yum! Can I have some more? That's all! There is no more! No more? No more! I'm hungry! Have some cookies! Yu

发表于:2018-12-31 / 阅读(63) / 评论(0) 分类 英语儿歌274首

ENVIRONMENT REPORT - November 22, 2002: Compromise on U.S. Navy Sonar By Cynthia Kirk This is the VOA Special English ENVIRONMENT REPORT. The United States Navy has agreed to temporarily limit testing

发表于:2019-01-02 / 阅读(95) / 评论(0) 分类 健康与环境

ENVIRONMENT REPORT – August 2, 2002: Navy Sonar and Ocean Animals By Caty Weaver This is the VOA Special English Environment Report. American officials have approved a plan for the United States Nav

发表于:2019-01-07 / 阅读(83) / 评论(0) 分类 健康与环境

NASA Scanner Offers Clues To Whale Hearing Researchers at UC San Diego and San Diego State University have imaged whale skulls in an attempt to determine the effects of sonar on whale hearing. Cynthia Graber reports It really is rocket scienceresearc

发表于:2019-01-30 / 阅读(160) / 评论(0) 分类 60秒科学

When we are warned about the dangers of food, it usually relates to food allergies or food poisoning. The image of killer biscuits has never quite come into peoples minds. Millions of people reach for a biccy whenever they pour a cup of tea and it se

发表于:2019-02-16 / 阅读(55) / 评论(0) 分类 英语听力文摘 English Digest

Debris from the Rena has reached beaches in the Coromandel. There are bags of milk powder, plastic and rope on the beaches and broken containers. The sea around the Rena is white from broken bags of milk powder. There is also oil for about 3km around

发表于:2019-02-17 / 阅读(73) / 评论(0) 分类 新西兰英语
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