[机] 裂痕试验

crack test的用法和样例：

例句

To study the mechanism of crack extension by hyduaulic fracturing, the mass hyduaulic fracturing experiments are carried out in granodiorite at Fangshan District, Beijing, China.为研究水压致裂过程中裂缝的扩展机制，在北京市房山区花岗岩体中开展大流量水压致裂试验。

Very Large Crack Creating Iceberg in Antarctica

Researchers say part of a very large shelf of ice on Antarctica could soon break off and become an iceberg. A team of scientists is closely watching part of the Larsen Ice Shelf, off the coast of northwestern Antarctica. The area is connected to land

发表于:2018-12-07 / 阅读(154) / 评论(0)

2017年VOA慢速英语(一)月

沪教版牛津小学英语四年级下--Unit 2

Unit 2 [00:17.06]Listen! [00:18.47]Sing a song [00:19.67]Tick-tock!Tick-tock!Says my grandmother's clock.coo-coo!Coo-coo!Says my mum's clock. [00:18.67]Ling-ling!ling-ling!Where's my little clock! [00:24.21]Say and act [00:27.11]get up, Kitty. [00:30

发表于:2018-12-13 / 阅读(191) / 评论(0)

沪教版牛津小学英语四年级

高中英语人教版2004年04

[00:11.89]Reading [00:15.54]A NIGHT THE EARTH DIDN'T SLEEP [00:19.62]Strange things were happening in the countryside in northeast Hebei. [00:26.28]For three days the water in the village wells rose and fell,rose and fell. [00:34.53]Farmer'swives not

发表于:2018-12-13 / 阅读(199) / 评论(0)

高中英语人教版2004

李阳标准美语38a

一.每日练嘴单词 1.respect I respect his courage. I promise to respect your wishes. Respect yourself or no one else will 人必自敬然后人敬之. 2.serious This is a really serious problem. 3.break 4.crack Lets crack English together. 5.pro

发表于:2018-12-15 / 阅读(137) / 评论(0)

李阳标准美语

流行美语第147课 - To crack somebody up / Fess up

Larry和李华刚刚看完Robin Williams主演的一部新的喜剧片。两人正准备离开戏院。今天李华会学到两个常用语：to crack somebody up和fess up. LL: That was great! Robin

发表于:2018-12-16 / 阅读(89) / 评论(0)

EPT美语第三级（初高中适用）

早安英文第337期:crack一个超好用但是被忽视的神单词！

英语学习笔记： He is a crack shot. 他是个神枪手 The policeman are cracking down on underage drinking. 警察开始对那些未到法定年龄饮酒的人做出了严厉的惩罚。 That movie really cracked me up . 这部电影真的是太

发表于:2018-12-19 / 阅读(69) / 评论(0)

2018年VOA慢速英语(三)月

美国有线新闻 CNN 2013-11-21

I am -.For this 360 podcast transmit crack smoking mayor talks crack booth and dictionary delegations and line's voters.- he says -.Let's get started. - With rebel for reset down for remarkable interview - Bill -.Therefore it is already northern Amer

发表于:2018-12-19 / 阅读(61) / 评论(0)

CNN2013年(十一)月

英语儿歌274首第106期:Jimmy crack corn(2)

歌词如下： Jimmy crack corn and I don't care, Jimmy crack corn and I don't care, Jimmy crack corn and I don't care, My master's gone away.

发表于:2018-12-31 / 阅读(101) / 评论(0)

英语儿歌274首

英语儿歌274首第105期:Jimmy crack corn

歌词如下： Jimmy crack corn and I don't care, Jimmy crack corn and I don't care, Jimmy crack corn and I don't care, My master's gone away.

发表于:2018-12-31 / 阅读(99) / 评论(0)

英语儿歌274首

英语歌曲：痞子阿姆09全新单曲 Eminem - Crack a Bottle

阿姆（Eminem）的个人第六张录音室专辑《Relapse》将于今年春季发行，日前，新专辑中的首支单曲现已曝光，名字为《Crack a Bottle》。客串嘉宾50 Cent，制作人Dr. Dre。 Oooh! Ladies and gentlemen, the mo

发表于:2019-01-03 / 阅读(120) / 评论(0)

流行英文歌曲

闭着眼睛飘单词四级词汇17

[0:0]correspondent corresponding通讯员,记者相应的,相当的 [1:55.2048]corridor costly council counsel [2:43.4088]counter crack craft crane

发表于:2019-01-16 / 阅读(113) / 评论(0)

闭着眼睛飘单词四级词汇

【英语早间课堂】A Hard Nut to Crack

【主题】 Today I would like to talk to you about a person to whom isn't easily to make advances. What's it ? Let listen to a simple situational dialogue and find it . A : Do you like your new manager? B : No, he's a hard nut to crack. A : Why? B

发表于:2019-01-23 / 阅读(72) / 评论(0)

英语早间课堂

VOA标准英语2008年-The Crack of the Bat's Not as Sweet a Sound for

The game of baseball was the undisputed national pastime for more than a century, until American football overtook it as the nation's most popular and profitable sport. These are four baseball fields surrounding a rural school. School fields used to

发表于:2019-01-26 / 阅读(99) / 评论(0)

VOA标准英语2008年（八月）

VOA常速英语2007-US Urges Iraq to Crack Down on Kurdish Rebels

By Cindy Saine Washington 24 October 2007 U.S. officials are calling on Turkey and Iraq to exercise restraint, amid Turkish shelling of rebel bases inside Iraq. Turkish officials say the attacks are retaliation for a rebel ambush on Sunday that kille

发表于:2019-01-31 / 阅读(62) / 评论(0)

2007年VOA常速英语（十月）

每日一词【250】crack down：镇压

今天我们要学的词是crack down。 Crack down, 是镇压的意思，一般是针对非法行为。Police are cracking down on drug dealers, 意思是警方打击毒品贩子。The troops cracked down on insurgents, 意思是军队镇压反叛分子

发表于:2019-02-02 / 阅读(113) / 评论(0)

英语每日一词

2007年VOA标准英语-Mogadishu Market Closes During Government Crack

By Alisha Ryu Nairobi 09 July 2007 In Somalia, all businesses in Mogadishu's main Bakara market have shut down, while heavily armed Somali and Ethiopian troops say they are searching for insurgents and weapons in the area. Tensions have escalated sha

发表于:2019-02-06 / 阅读(119) / 评论(0)

2007年VOA标准英语（七月）

VOA常速英语2007年-British Police Crack Down on Human Trafficking

By Mandy Clark London 13 November 2007 Britain is cracking down on human trafficking. In their latest drive to stop the crime, police say they are targeting gang leaders and their trade routes. Authorities say Britain is a main destination in the int

发表于:2019-02-06 / 阅读(104) / 评论(0)

VOA常速英语2007年（十一月）

美国俚语: 管教或者提出口头警告 crack the whip

crack the whip原本的意思是打响鞭，也就是挥动鞭子发出清脆响亮的爆裂一般的声音。这个习惯用语起源于十九世纪移居美国的人们前往西部开辟新天地的时候。他们把全部家当都装在骡子或者

发表于:2019-02-09 / 阅读(94) / 评论(0)

美国俚语

学个词Learn a Word 第250期 Crack down

发表于:2019-02-18 / 阅读(75) / 评论(0)

英语单词荟萃

托福词汇之水

gullet 水道 stream, brook 小溪 rapids 急流 whirlpool 旋涡 underground river 暗河 subterranean river 地下河 drainage net 河网 upstream , headwaters上游 midstream 中游 deflation 干涸 mother river 主流 tributary 支流 deposit 淤积

发表于:2019-03-13 / 阅读(159) / 评论(0)

托福英语

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