单词：phthalimides
单词：phthalimides 相关文章
VOICE ONE: I'm Steve Ember. VOICE TWO: Colorful fish at Danger Reef And I'm Barbara Klein with EXPLORATIONS in VOA Special English. Today we explore the clear blue waters around the islands of the Bahamas to learn about the exciting sport of scuba d
VOA慢速英语2008年（八）月
This is the VOA Special English Agriculture Report. Thanksgiving Day is America's version of a harvest festival. The holiday is celebrated on the fourth Thursday in November. This Thursday, millions of Americans will join family and friends to give t
2010年VOA慢速英语(十一)月
Identity Thieves’ New Ploy: Pharming 2 How do people pharm? Pharming scams take a few different forms: Attackers could use malicious code, such as a virus, planted on a user’s PC to track keystrok
彭蒙惠英语
Do you know the difference between an official visit and a state visit?You'll have a better idea by the end of today's program.I am Carl Azuz.Welcome to CNN student news. First up.A full breakdown on Tuesday's Republican presidential contests.The big
CNN2012年(三)月
The Nature of Nokia 诺基亚独领风骚 There is an approximately one-in-three chance that the next person you see holding a cell phone against the side of their head will be speaking into a Nokia p
有声英文阅读
DEVELOPMENT REPORT - Nobel Peace Prize Winner Wangari Maathai By Gary Garriott Broadcast: Monday, October 18, 2004 This is Gwen Outen with the VOA Special English Development Report. Graphic Image Ken
农业与发展
Books and Arts; Book Review; New fiction from Japan; 文艺；书评；来自日本的新小说； Hey babe, take a walk on the wild side; 嗨，去野外散个步吧； A black cat, two moons and a host of nocturnal little people populate Haruki Mur
经济学人文艺系列
VOICE ONE: I'm Faith Lapidus. VOICE TWO: And I'm Bob Doughty with EXPLORATIONS in VOA Special English. Today we tell about female scientists around the world and some of the problems they face. (MUSIC) VOICE ONE: Women have been making scientific di
VOA慢速英语2009年（五）月
By Delia Robertson Johannesburg 01 November 2006 Former South African president, P.W. Botha, has died at his home in Wilderness on the country's southern coast. He was 90. VOA's Delia Robertson has this profile on the man who introduced some reforms
2006年VOA标准英语（十一月)
Middle class red shirt supporters Uraiwan Suwannasang, left, and Teerapan Suwannasang, in front of photos of their children at home in Ban Pheu, 17 May 2010 Many of the so-called Red-Shirt protesters who have spent more than two months demonstrating
VOA标准英语2010年(五)月
A: What can I do for you today? B: Doctor, I have the worst toothache! A: How long have you had this pain? B: For about a week or so, but its gotten really bad in the last couple of days. A: Did you do anything that might have aggravated your tooth?
英语情景对话-健康
A: So what brings you to my office today? B: My tooth is killing me! A: How long has your tooth been bothering you? B: It just started hurting me last night. A: Have you injured your tooth in any way? B: I think one of my fillings might be coming loo
英语情景对话-健康
A: How have you been doing? B: I cant sleep or eat. I have a really bad pain in my tooth! A: How long have you had this toothache? B: It bothers me off and on, but its gotten much worse these past few weeks. A: Is there anything that youve done to yo
英语情景对话-健康
LULU GARCIA-NAVARRO, HOST: Jeffrey Eugenides is well-known for his novels. He won the Pulitzer for Middlesex. But his latest work, a collection of short stories, is a departure. JEFFREY EUGENIDES: Short stories are difficult, maddening, little puzzle
2017年NPR美国国家公共电台10月
By Phil Mercer Sydney 03 December 2007 Kevin Rudd has been sworn in as Australia's new Prime Minister with an agenda of action on climate change and the repeal of unpopular industrial laws. The new government has signed the Kyoto Protocol on climate
VOA常速英语2007年（十二月）
WASHINGTON, May 13 (Xinhua) -- U.S. Secretary of State John Kerry said on Tuesday that he was hoping for a visit to Cyprus in the next weeks to help to promote the restarted peace talks on the Mediterranean island. Prior to his meeting with visiting
英语新闻
Ganso could be out until 2013, says physio RIO DE JANEIRO, Sept. 28 (Xinhua) -- Brazil midfielder Paulo Henrique Ganso could be forced to wait until next year to make his debut for new club Sao Paulo. Ganso, who joined the Brazilian top division outf
英语新闻
What babies know fascinates doctors, researchers and parents. With technology that can measure brain waves and other indicators, what researchers are finding is that babies know more than we suspect. What do they know and when do they know it? Such q
VOA标准英语2010年(五)月
Judge 法官 A judge works at a court. 法官在法院工作。 A judge hears people's arguments. 法官倾听人们的论点。 Then, the judge dicides what is right and wrong. 然后，法官决定哪个对，哪个错。 What is a judge called in
与美国小学生一起学英文第5册