环形转子磁极

【听英文对话做选择】日食

On December 25, 2000, many people across North America received a rare Christmas treat when the moon passed in front of the sun resulting in a partial solar eclipse. Solar eclipses occur when the moon passes between the Earth and the sun, and the moo

发表于:2018-12-03 / 阅读(76) / 评论(0)

听英文对话做选择

Women's Pole Vault Provides Stirring Drama at Olympics

By Parke Brewer The women's pole vault provided one of the stirring dramas of the 2004 Olympic track and field competition. Until the mid 1990s, women's pole vault was not taken very seriously, mainly

发表于:2018-12-12 / 阅读(91) / 评论(0)

VOA2004（下）--雅典奥运

SSS 2008-08-26

This is Scientific American's 60-Second Science. I'm Adam Hinterthuer. Got a minute? Don't be fooled by those big bovine eyes and the mouth slowly chewing cudcows have a magnetic personality. At least thats the claim made by German researchers in the

发表于:2018-12-24 / 阅读(123) / 评论(0)

Scientific American(八)月

第74期: kneel, lap, magnetic, nasty, zero

说一口流利的英语，从简单的单词开始。听听，读读，背背，今天你的词汇量又增加了5个。单词/词义中英例句单词听读 kneel [ ni:l ] She knelt to pray. v. 跪

发表于:2018-12-30 / 阅读(145) / 评论(0)

每日攻克5词

2007年VOA标准英语-US Marines Sending New Aircraft into Battle

By Jim Fry Washington 03 May 2007 Marine Osprey The U.S. Marines are preparing to send a new tilt rotor aircraft into combat for the first time. And the American manufacturer predicts a civilian version may soon appear over many of the world's citie

发表于:2019-01-07 / 阅读(142) / 评论(0)

2007年VOA标准英语（五月）

美联社新闻一分钟 2007-01-19

1. The man accused of kidnapping two young boys has pleaded not guilty in one of the cases. Michael Devlin went before a judge this morning in the case of Ben Ownby. Meantime, the parents of Shawn Hornbeck, the other teen he's accused of kidnapping,

发表于:2019-01-08 / 阅读(147) / 评论(0)

美联社新闻一分钟2007

Ring of Fire Eclipse Passes Over Africa

AS IT IS 2016-09-02 Ring of Fire Eclipse Passes Over Africa People in parts of Africa witnessed a ring of fire in the sky Thursday, created by the moon passing between the Earth and the sun. The solar event is called an annular eclipse. A total solar

发表于:2019-01-12 / 阅读(92) / 评论(0)

2016年VOA慢速英语(九)月

英语听力：自然百科地球力场 Earth's Force Field—10

Larry Newitt from the Geological Survey of Canada charts the movement of the magnetic North Pole as it wanders the icy reaches of northern Canada. To determine where the magnetic pole / is, we can't rely on one single observation. What I try to do is

发表于:2019-01-22 / 阅读(88) / 评论(0)

自然百科2011年

VOA标准英语2010年-Total Solar Eclipse Over Southern Hemi

An annular solar eclipse is seen formed over the sky of Burma's ancient historic city of Bagan, 15 Jan 2010 Holly Gilbert, an astrophysicist at NASA, explains the science behind the spectacle of the sun's disappearance. So during a total solar eclips

发表于:2019-02-03 / 阅读(107) / 评论(0)

VOA标准英语2010年(七)月

Magnetic Bubbles Detected at Edge of Solar System

The latest data from the twin Voyager spacecrafts suggest the outer edge of the solar system is not smooth but filled with giant magnetic bubbles. Scientists say the turbulent bubbles are the result of the interaction between the Suns magnetic field

发表于:2019-02-06 / 阅读(117) / 评论(0)

英语新闻

水泥英文单词

水泥英文单词矿渣水泥slag cement 硅酸盐水泥portland cement 主导产品leading product 年产量annual output 基准reference 体系system 完全燃烧complete combustion 不完全燃烧incomplete combustion 机械不完全燃烧mechanical incomplete combustion 化学不完全燃烧

发表于:2019-02-07 / 阅读(197) / 评论(0)

英文语法词汇

加州语文教材 G5 V5 North Pole, South Pole 03

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发表于:2019-02-09 / 阅读(202) / 评论(0)

加州语文教材California Treasures G5

加州语文教材 G5 V5 North Pole, South Pole 04

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发表于:2019-02-09 / 阅读(223) / 评论(0)

加州语文教材California Treasures G5

加州语文教材 G5 V5 North Pole, South Pole 05

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发表于:2019-02-09 / 阅读(220) / 评论(0)

加州语文教材California Treasures G5

加州语文教材 G5 V5 North Pole, South Pole 06

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发表于:2019-02-09 / 阅读(195) / 评论(0)

加州语文教材California Treasures G5

加州语文教材 G5 V5 North Pole, South Pole 07

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发表于:2019-02-09 / 阅读(202) / 评论(0)

加州语文教材California Treasures G5

加州语文教材 G5 V5 North Pole, South Pole 08

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发表于:2019-02-09 / 阅读(223) / 评论(0)

加州语文教材California Treasures G5

电机行业常用的中英文对照

发表于:2019-02-18 / 阅读(179) / 评论(0)

英文语法词汇

【英语时差8,16】南北两极-下

By calculating how old the rocks are where we find these ancient compasses, we can figure out how long ago the magnetized parts were locked in. That tells us which direction was magnetic north tens of thousands of years ago. Surprisingly, its not alw

发表于:2019-02-23 / 阅读(111) / 评论(0)

英语时差8，16

VOA慢速英语2019--磁极的移动速度比科学家预想的快

Magnetic North Pole Moving Faster Than Scientists Expected Earths north magnetic pole is moving, researchers say. It has moved so much, so quickly that a group of scientists hurried to change a model that helps guide shipping, airplanes and submarine

发表于:2019-03-12 / 阅读(271) / 评论(0)

2019年VOA慢速英语(二)月

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学英语单词

A. R. B.

abietylamine

anacolutha

anti-submarine attack

asseour

assured processibility factor (APF)

axis of horizontal swing

be wild to do sth

Beck hydrometer

bi nominal distribution

boiler water wall