单词：summary total of estimated expenditure
单词：summary total of estimated expenditure 相关文章
装死的负鼠 Playing dead doesn't seem like much of a strategy, but it works for the opossum, commonly known as the possum. The possum is a rather unglamorous creature. It has big, black eyes, a pale pointy face and a hairless tail, like a rat's.
大千世界
By Al Pessin Pentagon 12 July 2007 President Bush's report to Congress Thursday evaluating progress toward 18 benchmarks of success in Iraq generated immediate controversy, with supporters and opponents of the president's policy seizing on various pa
2007年VOA标准英语（七月）
By Scott Stearns White House 14 July 2007 President Bush talks to reporters during press conference, 12 Jul 2007 President Bush says it is too soon to judge the success of his decision to send more troops to Iraq. VOA White House correspondent Scott
2007年VOA标准英语（七月）
If scientists have their way, we may someday be tapping maplesnot for pancake fixins, but for power. Because researchers from the University of Washington in Seattle have found theres enough electricity flowing in trees to run an electronic circuit.
Scientific American(九)月
BEIJING, Aug. 21 (Xinhua) -- Sources of clean energy generated 106.8 billion kilowatt-hours of electricity in July, up 31 percent from a year ago, according to figures released by the State Electricity Regulatory Commission (SERC) Tuesday. During the
英语新闻
BEIJING, May 24 (Xinhuanet) -- Scientists revealed for the first time the molecular structure of proteins, which enables bacteria to transfer electrical charges, according to a new study. The revelation was published in Proceedings of the National Ac
英语新闻