标签：penetrate 相关文章
Unit11 Tips for English Learning Q: I have been learning English for six years, but I still can't understand a film in English. What's the wrong with my learning process? A: The secret of learning anything, whether it be maths or engineering or Engli
英语流行话题阅读：语境识词4500
- 32 - palm n.手掌,掌状物,棕榈vt.与握手,藏于掌中 pamphlet n.小册子 panel n.面,板;控制板,仪表盘;专门小组 panic n./a.恐慌(的),惊慌(的) vt.使惊慌,使害怕 panorama n.全景,全景画,全景摄影,全景照片[装置] pant n.喘气 v.喘,气喘吁吁地说 paperback n.平装本，简
俞敏洪07年考研英语词汇
The city of Tenness was consumed by the desert in the sandstorm of the last of the holy year. Wiped clean by ? Indiana Jones' friend, ?, explaining the fictional fate of the City of Tenness in Raiders of the lost Ark. Back in real life scientists hav
2015年Scientific American(十一)月
From NPR News, this is All Things Considered, I am Melissa Block, and I'm Michele Norris. The White House says it's updating its national space policy to meet changing threats. The New York Times reported today that the new policy to be issued as a
2005年NPR美国国家公共电台
By Gilbert da Costa Nasawara 16 February 2007 Former U.S. President Jimmy Carter is known in Nigeria as the architect of a sustained campaign to rid the country of Guinea worm disease. Guinea worm is a water-borne worm infection that is contracted w
2007年VOA标准英语（二月）
Lebanon's Prime Minister Fouad Siniora is in Iraq for trade talks with Iraqi Prime Minister Nouri al-Maliki. His trip comes one week after King Abdullah of Jordan became the first Arab head of state to visit Iraq since the 2003 U.S.-led invasion. Ed
VOA标准英语2008年（八月）
Investigators are sifting through the rubble of the Pearl Continental Hotel in northwest Pakistan, searching for clues to Tuesday night's devastating truck bombing that killed at least 9 people and injured 70 others. Closed-circuit footage aired on
VOA标准英语2009年(六月)
At least 30 people have been killed and more than 200 others injured when a car bomb exploded on a busy main street in Lahore, the capital of Pakistan's Punjab province. The Lahore office of LG Pakistan, an electronics firm after the blast, 27 May 2
VOA标准英语2009年(五月)
By Stephanie Ho Washington 03 July 2006 NASA officials have decided to proceed with preparations for the launch of Space Shuttle Discovery, despite discovering a crack in the foam insulating one of the fuel tanks. The officials say they will continu
2006年VOA标准英语（七月）
One could imagine that the conflict between Tyrannosaurs and Triceratops may have been one of the greatest combats that nature has ever had. And this well-protected herbivore is everywhere. In fact in the Late Cretaceous, Triceratops outnumbered Tyra
探索与发现2013年
Under normal circumstances, each of your brain cells allows various substances, such as sodium, calcium and potassium to permeate its outer cell membrane. Once inside the brain cell, these substances help give the cell stimulus it needs to function p
英语听力文摘 English Digest
NATO officials say insurgents who carried out Sunday's deadly assault on a remote NATO outpost in eastern Afghanistan were able to penetrate the base before they were driven away by U.S. air strikes. Nine American soldiers were killed in the assault
VOA标准英语2008年（七月）
Proton Therapy 质子疗法也叫质子刀，是放射治疗的一种，比普通的放射疗法更有针对性。质子作为带正电荷的粒子，以极高的速度进入人体，由于其速度快，在体内与正常组织或细胞发生作用的
英语听力文摘 English Digest