音标：[trai'hi:drәn] ；

n. 三面体

n. A figure having three sides.

词型变化：名词复数形式 : trihedrons

纯正地道美语第6期(外教讲解):The Weekend-Road Tri

The Weekend - Road Trip A: So, are we all ready to go? B: Yup, I think so. The cars packed; we have munchies and music, and the maps in the car. A: Did you get the camera? B: Got it! Did you fill up the tank? A: Yup, its all set. B: Youre sure were n

发表于:2018-12-02 / 阅读(110) / 评论(0)

纯正地道美语

冀教版高中英语必修二--Unit Six PLANNING A TRI

Sorry,there is not text temporarily, Please help tingroom to look for it! 如果您能找到更好的听力原文，请发贴到听力原文收集区，您将会获得 10 到 30 积分的奖励 ! Thank you ！

发表于:2018-12-04 / 阅读(163) / 评论(0)

冀教版高中英语必修二

"The Truman Doctrine"

Mr. President, Mr. Speaker, Members of the Congress of the United States: The gravity of the situation which confronts the world today necessitates my appearance before a joint session of the Congress. The foreign policy and the national security of

发表于:2018-12-04 / 阅读(339) / 评论(0)

名人演讲

纯正英语一分钟-Pronunciation

Pronunciation is a funny thing. What pronunciation do you study? In England there are a hundred different accents but textbooks only teach one. What use is that? Actually, English teaching textbooks are pretty bad at teaching pronunciation. Look how

发表于:2018-12-26 / 阅读(63) / 评论(0)

纯正英语一分钟

新编英语教程第五册unit07_2_mouse_cloning_begins_bio-industri

发表于:2018-12-29 / 阅读(60) / 评论(0)

新编大学英语阅读部分

哈利波特与魔法石18-Harry meets Ron Weasley

发表于:2018-12-31 / 阅读(181) / 评论(0)

哈利波特与魔法石

简单慢速英语阅读:Sharon Goes Shopping

Sharon went to Target with Paula. Target was having a sale. Everything was on sale. It was the holiday season. It was the day after Thanksgiving. It was Black Friday. Did someone die? Paula asked her mom. Her mom said no. Then why do they call it Bla

发表于:2019-01-02 / 阅读(81) / 评论(0)

简单慢速英语阅读

英语诗歌:From The Frontier Of Writing

Seamus Heaney The tightness and the nilness round that space when the car stops in the road, the troops inspect its make and number and, as one bends his face towards your window, you catch sight of more on a hill beyond, eyeing with intent down cra

发表于:2019-01-02 / 阅读(73) / 评论(0)

英语诗歌

英语语法：177 How Do You Pronounce 2010?

by Mignon Fogarty I have been deluged with questions about how to pronounce the name of the year. The two main contenders are twenty-ten and two thousand ten. Before the turn of the century, most people pronounced the years by chunking the first two

发表于:2019-01-02 / 阅读(88) / 评论(0)

英语语法 Grammar Girl

听歌学英语：Ready-Tritonal

You're ready, I'm ready, you'll be my everything 你准备好了我也是你会是我的一切 I wanna give it to you 我想为你倾其所有 So steady, so heavy, now this is everything 我们的爱情稳固又热烈这就是一切 Without you, I do

发表于:2019-01-03 / 阅读(65) / 评论(0)

听歌学英语

VOA常速英语2007年-US Looks at Ways to Get Help From Pakistani Tri

By Al Pessin Pentagon 19 November 2007 The U.S. Defense Department says a series of ideas for a new effort to try to get Pakistani tribal leaders to cooperate in the fight against terrorists is just a staff document and is far from any senior level c

发表于:2019-01-04 / 阅读(95) / 评论(0)

VOA常速英语2007年（十一月）

TED公开课:百字不如一数字 03 非洲的分形结构——Ron Eglash

我是一名数学家，并且我希望站在你们的屋顶上。当Ron Eglash遇到许多非洲家庭时，他总是这样介绍。当时，他正在研究非洲的村落中随处可见的分形图案。

发表于:2019-01-05 / 阅读(142) / 评论(0)

TED公开课:百字不如一数字

美国国家公共电台 NPR Dalia Mogahed: How Does Speaking Up Change Minds?

GUY RAZ, HOST: Have you ever experienced hatred or - I mean, have you ever - I don't know. Has anybody ever said something to you because of who you are, because of your faith that has just been so incredibly hurtful? DALIA MOGAHED: Yes (laughter), a

发表于:2019-01-17 / 阅读(126) / 评论(0)

2017年NPR美国国家公共电台4月

New Yorkers Take Transit Woes in Stride

New Yorkers Take Transit Woes in Stride NEW YORK Life regained some semblance of normalcy on Thursday for New Yorkers affected by superstorm Sandy, as public transportation started to come online and millions of people returned to work. But for those

发表于:2019-01-31 / 阅读(105) / 评论(0)

英语新闻

69 Austrian athletes to compete at London Olympics

VIENNA, July 6 (Xinhua) -- The Austrian Olympic Committee (OOC) has nominated 69 athletes to take part in the 2012 London Summer Olympic Games, the APA reported on Friday. This will make it the smallest team since the 1976 Montreal Games where 64 Aus

发表于:2019-02-02 / 阅读(139) / 评论(0)

英语新闻

Austrian 2012 Olympic team takes shape

VIENNA, May 9 (Xinhua) -- The Austrian Olympic Committee (OeOC) nominated a further 13 athletes for its 2012 London Olympic Games team on Wednesday, bringing the total to 37 athletes across 12 sporting disciplines. OeOC President Karl Stoss said he p

发表于:2019-02-02 / 阅读(160) / 评论(0)

英语新闻

英文歌曲:庆祝湖人夺冠新单_Ron Artest - Champions

Champions [verse 1] moment of silence for the champions for those who make going hard a lifestyle never wait for nothing got to get it right now i'm in the spotlight when they turn the lights down only the champs go the hardest in the 12th round i lo

发表于:2019-02-03 / 阅读(88) / 评论(0)

好听的英文歌曲

英语歌曲:庆祝湖人夺冠新单Ron Artest - Champions

庆祝湖人夺冠新单：Ron Artest - Champions Artist：Ron Artest Song：Champions [verse 1] moment of silence for the champions for those who make going hard a lifestyle never wait for nothing got to get it right now i'm in the spotlight when th

发表于:2019-02-03 / 阅读(105) / 评论(0)

流行英文歌曲

Dalia Mogahed:点燃阿拉伯之春的态度

Pollster Dalia Mogahed 分享了一些关于埃及人对于阿拉伯之春的态度的令人意外的数据主要集中于女性在导致变革中起到的角色。

发表于:2019-02-05 / 阅读(174) / 评论(0)

TED公开课:告女性说

Veron to play in Argentina's fifth division

BUENOS AIRES, Dec. 7 (Xinhua) -- Former Manchester United and Argentina midfielder Juan Sebastian Veron has confirmed he will play in Argentina's fifth division next year. The 37-year-old ended his career with top-flight side Estudiantes in June but

发表于:2019-02-13 / 阅读(198) / 评论(0)

英语新闻

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

a weirdo

acute stem-cell leukemia

agallochum

ahte

air filled thermocouple