单词:2,4-dimethyl pyridine(2,4-lutidine)
单词:2,4-dimethyl pyridine(2,4-lutidine) 相关文章
Mini-Forum: Success in Business Preparation and Negotiation Part 1 Frank: What time is it tomorrow? Lee: Ten o'clock. Frank: So if we meet here first... Lee: Yes, if we meet here about nine and leave
A: How much is the fare for this bus? B: It costs $1.25 to ride the bus. A: So, how long have you been driving buses? B: I've been driving this bus for only a few months. A: Do you enjoy being a bus driver? B: Not really. A: I would never dream of dr
A: How much is the fare for this bus? B: It costs $1.25 to ride the bus. A: So, how long have you been driving buses? B: I've been driving this bus for only a few months. A: Do you enjoy being a bus driver? B: Not really. A: I would never dream of dr
A: What does it cost to ride this bus? B: The fare is $1.25. A: Have you been driving buses a long time? B: I haven't been driving for longonly for a few months. A: Do you like to drive the bus? B: Not in the least bit. A: I would have never dreamed
[全屏观看] 点击右键- 另存为 可保存这个Flash影片 Description: The game is won when you reach the level target or earn more money than your opponent. You must constantly upgrade your restaurant to maintain customers and revenue. If yo
.S. President Barack Obama says the country's economic crisis demands that Congress act soon on his economic stimulus plan. Mr. Obama met Friday with top Democratic and Republican lawmakers at the White House. President Barack Obama speaks to report
Egyptian archaeologists have discovered the bottom part of an unknown pyramid in the Sakkara area about 18 miles south of Cairo. NationalGeographic explorer-in-residence Dr. Zahi Hawass, the Secretary General of the Egyptian Supreme Council for Anti
注释: hostage-taker 扣留人质的人,挟持人质的人 Iraq [i5rB:k] n. 伊拉克共和国,亚洲西南部国家,居阿拉伯半岛的东北部。 captor. [5kAptE] n. 挟持者 prisoner sw
伊迪娜门泽尔( Idina Menzel), 1971年5月30日出生于美国纽约。伊迪娜门泽尔凭借百老汇经典舞台剧《女巫前传》中饰演阿尔法巴一角,获得托尼奖最佳女演员奖。1995年出演《吉屋出租》开始百
A: That car is exactly what I want so I probably should buy it. B: From what I see, it's a good deal. Should a mechanic check it out for you? A: A mechanic looked at it for me on Tuesday when I first looked at it. B: It's good that you took care of t
The United States said Monday the government of Zimbabwe's President Robert Mugabe cannot be considered legitimate in the absence of a presidential runoff election. In the wake of opposition candidate Morgan Tsvangirai's forced departure from the c
President-elect Barack Obama seized on more gloomy economic news Tuesday to prod Congress into passing an economic stimulus plan early in the New Year. President-elect Barack Obama introduces Education Secretary-designate Arne Duncan during a news c
As U.S. lawmakers were voting on a giant economic recovery plan, President Barack Obama again emphasized the many challenges facing the nation's economy. President Barack Obama makes remarks to business leaders at the White House, 13 Feb 2009 Presid
U.S. President Barack Obama keeps the focus squarely on the troubled American economy this week as he signs a massive stimulus package into law, and announces steps to help the housing market. The almost $790-billion stimulus bill is the biggest eco
South Korea and the European Union have started what they call their final round of talks in efforts to agree on a trade liberalization deal. The deal still faces serious opposition from South Korean farmers, and may require fine tuning on opening u
Sense of Smell Jumpstarted Brain Evolution Mammals have much bigger brains than other animals. Scientists aren't sure exactly why, but new research published this week in the journal Science suggests it might have something to do with mammals' acute
Egyptian archaeologists have discovered the bottom part of an unknown pyramid in the Sakkara area about 18 miles south of Cairo. National Geographic explorer-in-residence Dr. Zahi Hawass, the Secretary General of the Egyptian Supreme Council for Anti
The State Department confirms that Iran could enter negotiations on its nuclear program without initially meeting the demand of the United States and other major powers that it suspend its uranium enrichment program. U.S. officials say they are amen
By Brian Padden Irbil, Iraq 17 August 2007 The death toll from a series of suicide attacks on Iraq's Yazidi sect on Tuesday continues to rise. Officials now estimate at least 400 people were killed and hundreds more wounded when four truck bombs expl
By David Gollust State Department 05 June 2008 U.S. Ambassador to Iraq Ryan Crocker said Thursday the Bush administration has no secret agenda in negotiations with Iraq on the future status of U.S. forces there. He said the United States does not se