n. 插孔, （压载水柜）放水孔, 密封采空区的密封孔道( plughole的复数形式 )

n. a hole into which a plug fits (especially a hole where water drains away)

Supermassive Black Holes 超大质量黑洞 - 8

In every galaxy scientists looked at, they found evidence for a supermassive black hole. NGC 3115 NGC 3377 NGC 3379 In M31 and M32 In total there is probably 20-30 or so black holes that have been fou

发表于:2018-12-07 / 阅读(389) / 评论(0)

超大质量黑洞

Supermassive Black Holes 超大质量黑洞 - 1

In March 2000, two astronomers made an extraordinary discovery, one that is set to overturn our understanding of how the universe formed. We're never going to see a time like this in astronomy again.

发表于:2018-12-07 / 阅读(390) / 评论(0)

超大质量黑洞

Supermassive Black Holes 超大质量黑洞 - 4

This ferocious heart of brilliant hot gas is called a quasar. Scientists thought this whirling mass might be caused by a giant black hole sucking up gas and stars, literally feeding on the center of a

发表于:2018-12-07 / 阅读(303) / 评论(0)

超大质量黑洞

VOA慢速英语2011--Blue Holes: Some of the Least Explored Areas on Earth

EXPLORATIONS - Blue Holes: Some of the Least Explored Areas on Earth BARBARA KLEIN: Im Barbara Klein. STEVE EMBER: And Im Steve Ember with EXPLORATIONS in VOA Special English. A blue hole is a flooded sea cave with a hole that opens up at the lands s

发表于:2018-12-07 / 阅读(100) / 评论(0)

2011年VOA慢速英语(十一)月

温馨夜读II PART4 12.18 Holes in His Mind

[00:00.52] 12.18 Holes in His Mind [00:06.29]Major James Nesmeth had a dream of improving his golf game and he developed a unique method of achieving his goal. [00:14.35]Until he devised this method, he was just your average weekend golfer, shooting

发表于:2018-12-26 / 阅读(89) / 评论(0)

温馨夜读II

双语有声阅读:Black Holes 黑洞

What is a black hole? Well, it's difficult to answer this question, since the terms we would normally use to describe a scientific phenomenon are inadequate here. Astronomers and scientists think that a black hole is a region of space (not a thing) i

发表于:2019-01-02 / 阅读(82) / 评论(0)

双语有声阅读

电影歌曲:Supermassive Black Holes Muse

Supermassive Black Holes Muse oh baby dont you know i suffer? oh baby can you hear me moan? you caught me under false pretences how long before you let me go? you set my soul alight you set my soul alight (you set my soul alight) glaciers melting in

发表于:2019-01-03 / 阅读(118) / 评论(0)

电影歌曲

108.Where It Should Be Plugged

A mother is very good at using every chance to educate his son, who was only three years old. One day, she took a plug and said to her son,

发表于:2019-01-03 / 阅读(197) / 评论(0)

英汉幽默故事选读

SCIENCE IN THE NEWS - Stephen Hawking and Black Holes / Quan

SCIENCE IN THE NEWS - Stephen Hawking and Black Holes / Quantum Theory By Caty Weaver Broadcast: Tuesday, August 17, 2004 VOICE ONE: This is SCIENCE IN THE NEWS, in VOA Special English. I'm Bob Dought

发表于:2019-01-07 / 阅读(116) / 评论(0)

科技之光

天籁音乐:Plug In Stereo-Oh, Darling

Plug In Stereo温柔动人的声音，扑面而来的小清新感觉给这个夏日带来了一丝清凉。带上耳机，让自己与外面的世界隔绝，默默地享受这样的宁静与轻盈。此刻的你，有没有面带微笑，随着音乐轻

发表于:2019-01-10 / 阅读(109) / 评论(0)

天籁音乐

VOA慢速英语2010年-EXPLORATIONS - Blue Holes: Some of the

BARBARA KLEIN: Im Barbara Klein. STEVE EMBER: And Im Steve Ember with EXPLORATIONS in VOA Special English. A blue hole is a flooded sea cave with a hole that opens up at the lands surface. These cave systems form in carbonate rock, often on islands.

发表于:2019-01-12 / 阅读(116) / 评论(0)

2010年VOA慢速英语(十一)月

VOA标准英语2008年-Australia Boosts Immigration to Plug Labor Mark

By Phil Mercer Sydney 19 May 2008 Australia will increase its annual migration intake to 300,000 people a year - the biggest rise since the end of World War II. The increase in the annual quota is intended to address the country's chronic skills shor

发表于:2019-01-13 / 阅读(88) / 评论(0)

VOA标准英语2008年（五月）

New Data Adds to Understanding of 'Black Holes'

New Data Adds to Understanding of 'Black Holes' WASHINGTON Scientists continue to learn more about black holes in space, places where the pull of gravity is so strong that not even light can escape. Black holes occur after supergiant stars explode in

发表于:2019-01-14 / 阅读(130) / 评论(0)

VOA标准英语2016年(九月)

每日一词【1061】plug away at：坚持不懈地去做

今天我们要学的词是plug away at。 To plug away at something, 坚持不懈地去做一件事。 He continues to plug away at the novel even though no one is willing to publish it, 虽然没人愿意出版这本小说，可他还是坚持不懈地

发表于:2019-02-05 / 阅读(127) / 评论(0)

英语每日一词

每日一词【896】pull the plug：停止，终止

今天我们要学的词是pull the plug。 To pull the plug, 意思是停止，终止。The Washington Times pulled the plug on its sport section, 华盛顿时报决定停发体育版。The Washington Redskins pulled the plug on its head coach after

发表于:2019-02-07 / 阅读(98) / 评论(0)

英语每日一词

学个词Learn a Word 第1061期 plug away at

发表于:2019-02-07 / 阅读(116) / 评论(0)

英语单词荟萃

学个词Learn a Word 第896期 pull the plug

发表于:2019-02-07 / 阅读(102) / 评论(0)

英语单词荟萃

美国习惯用语:298 plug

我们今天要讲的习惯用语里有一个共同的词plug。也许很多人都知道plug是塞子或者插头，反正是塞住洞孔的东西。但是plug这个词在俗语中还有个挺特别的意思。那就是推荐、捧场或者广告宣传

发表于:2019-02-07 / 阅读(137) / 评论(0)

美国习惯用语

英文舞曲：嘿！亲爱的 Plug In Stereo - Oh, Darling

发表于:2019-02-11 / 阅读(93) / 评论(0)

金属

你不知道的plug短语

1. plug something on TV 做电视广告 I have a contract for two million dollars a year to plug these shoes on TV. They've already filmed three plugs and you'll see the first plug next week - I think you'll like it. 我有一份耗资两百万美元为

发表于:2019-02-21 / 阅读(91) / 评论(0)

实用英语

最新学习文章

热门学习文章

热门标签

英语听力 VOA标准英语 VOA 英语歌曲口语听力提高听力材料听力教程英语学习 NPR 英语口语 VOA慢速英语美国国家电台儿童英语 VOA英语小学英语 cnn VOA常速英语标准英语英文歌曲听电影学英语英语单词英文电影慢速英语 CRI 美联社新闻美国有线新闻加州分级澳洲新闻流行歌曲常速英语 ABC新闻快递疯狂英语英语读物听力棚车少年经济学人英语词汇商务英语 VOA双语新闻 BBC 中国电台大学英语 Treasures 加州语文 BBC英语英语听力网站 VOA英语教学词汇万花筒 SSS VOA英语听力 AP 新概念分级英语英语广播听力精选英语播客英文绘本 TED演讲赖世雄英语MP3 CCTV9英语新闻 lesson 英语新闻初中英语学英语英语语法历史上的今天英文广播剧英语游戏原版英语小说英语有声读物书虫英语牛津英语读物访谈录新闻一分钟考研英语英语每日在线听新闻 Us 新概念英语地道英语单词第二册自然百科高中英语 sports 实用英语 MP3听力辛沛沛 ESL英语第一册英语每日一句 unit 新东方 GRE 每日一词 BBC听力

学英语单词

atmospheric drum drier

atomic absorption

battery-powered instrument