单词：ethylcrotonanilide
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24.Diligence Diligence is the key to success.It means persistent work and does not mean that we are to exhaust ourselves all day and night without any rest.The true meaning of diligence is the careful use of time for the purpose of self-improvement.
疯狂英语易背作文
[00:02.33]Western Civilization Faces a Stark Choice Ⅰ [00:10.63]In 1900, most westerners were confident and optimistic, [00:16.18]full of pride about their civilization. [00:18.48]Since then, the west has made enormous strides in economic, [00:22.8
英语专业晨读美文
A: What may I help you with? B: I need to file a complaint. A: What is your complaint about? B: I got robbed. A: When did this happen? B: It happened this morning. A: What was taken? B: My wallet and cell phone. A: Did you get a good look at the pers
英语情景对话-犯罪
A: What can I do for you? B: I would like to file a complaint. A: What happened? B: I was robbed. A: When did this happen? B: It happened this morning. A: What was taken from you? B: My wallet and my cell phone. A: Were you able to get a look at this
英语情景对话-犯罪
A: May I help you? B: I want to file a complaint. A: What's the problem? B: A man robbed me today. A: When? B: I was robbed this morning. A: What did he take? B: He took my phone and my wallet. A: Did you see his face? B: I saw him perfectly. A: Coul
英语情景对话-犯罪
[00:07.03]The National Guard is one of the organizations of the United States Army and Air Force. [00:13.90]Its members are not active duty soldiers and airmen. [00:14.01]But National Guard members can be ordered to serve with them. [00:18.63]The Nat
美国英语听力80篇
AS IT IS 2014-05-25 Scientists Search for New Ways to Stop Mosquitoes 科学家们寻找新的方法来对付蚊子 The sound of a mosquito can mean trouble in many parts of the world. The bite of a mosquito can be deadly. Today, we will hear about s
2014年VOA慢速英语(五)月
美科学家研发新一代驱蚊剂 In many regions of the world, mosquitoes are a seasonal pest. In other regions, they carry serious diseases like malaria. The World Health Organization estimates that almost 630,000 people died of malaria-related
VOA双语新闻 2014年1月
by Michael W. Flynn First, a disclaimer: Although I am an attorney, the legal information in this podcast is not intended to be a substitute for seeking personalized legal advice from an attorney licensed to practice in your jurisdiction. Further, I
法律英语 Legal Lad
by Michael W. Flynn Hello, and welcome to a special joint episode of Money Girls Quick and Dirty Tips for a Richer Life and Legal Lads Quick and Dirty Tips for a More Lawful Life. This episode is the second of a two-part series on your federal income
法律英语 Legal Lad
IN THE NEWS - November 2, 2002: Brazilians Elect Lula By Caty Weaver This is Steve Ember with the VOA Special English program IN THE NEWS. Brazilians elected a new president this week. Luis Inacio Lul
教育与新闻
Weapons Flowing to Somali Militants The military offensive against the al Shabab militia in Somalia has made major advances over the past year. However, al Shabab has not been defeated. U.N. monitors reportedly say the group is receiving weapons from
VOA标准英语2013年(二月)
Promising Mosquito Repellent Announced美科学家研发新一代驱蚊剂 In many regions of the world, mosquitoes are a seasonal pest. In other regions, they carry serious diseases like malaria. The World Health Organization estimates that almost 6
VOA标准英语2014年(一月)
One Police stops on police vehicle outside one Victoria's Bar. After the preparation, as necessary arrests?, this liquor drive slightly mixes. Suddenly he sees to have a young people shakely goes out from bar, spend the many figures only then finds
白领英语晨读
Voice 1 Hello. Im Marina Santee. Voice 2 And Im Mike Procter. Welcome to Spotlight. This programme uses a special English method of broadcasting. It is easier for people to understand, no matter where in the world they live. Voice 1 You know what you
环球英语 Spotlight
On its website, a history of the company makes no mention of leador indeed of Thomas Midgleybut simply refers to the original product as containing a certain combination of chemicals. 在它的网站上，公司的历史没有提及铅──也没有提
万物简史
By counting back through these layers and measuring the amount of lead in each, he could work out global lead concentrations at any time for hundreds, or even thousands, of years. The notion became the foundation of ice core studies, on which much mo
万物简史
Lead is a neurotoxin. Get too much of it and you can irreparably damage the brain and central nervous system. Among the many symptoms associated with overexposure are blindness, insomnia, kidney failure, hearing loss, cancer, palsies, and convulsions
万物简史
If you were going to a restaurant and wanted a healthier option, 如果你去饭店，你想吃得健康一点， which would you choose, grilled or fried chicken? 你会选择哪种食品呢，烤鸡还是炸鸡？ Now most people would answer grill
TED演讲教育篇
Every June, a large number of tourists from China and aboard are surrounded by purple waves as lavender comes into blossom in Huocheng County, Xinjiang, the so-called Oriental Provence. This is the 5th year of the Huocheng lavender festival, which fe
2015CRI中国国际广播电台