1. On top I put a few General Staff maps I had picked up from friends.
    最上面我放了几张从朋友那里搞来的总参谋部的地图。

2. Once we dropped a new refrigerator down a flight of stairs.
    有一次，我们竟然将一台新买的冰箱顺着楼梯扔了下去。

3. Once on the edge of the educational system, such schools, or jukus, are now so common in Japan that, especially for those people at the top level of society, they have begun to function as a kind of shadow educational system, replacing regular school
    这些专门对付考试的课外学校（日语中称为juku），曾是教育体制的次要成分，如今却在日本非常普及，尤其对上层社会的人群而言，它们已经开始成了一种影子教育体制，在家长和学生、乃至两三岁的孩童心目中，它们的重要性已经取代了正规学校。

4. Leonov and his companion, Beliaiev, began making preparations for the historic walk shortly after their flight began.
    列昂诺夫和他的同伴别利亚耶夫在起飞之后不久, 就开始为这次历史性的漫步进行工作了.

5. Like the Theory of Relativity, the splitting of the atom, and the first space flight, Dolly's appearance has generated a long list of difficult puzzles for scientists, politicians, and philosophers.
    就像相对论、原子裂变和第一次太空飞行一样，多莉的出现给科学家、政治家和哲学家们提出了一长串难以解答的难题。

6. Less than two hours later, the flight commander radioed that he was "completely lost".
    不到两小时，飞行指挥官用无线电报告说，他已"完全迷失了方向"。

7. In 1929, three years after his flight over the North Pole, the American explorer, R.E. Byrd, successfully flew over the South Pole for the first time.
    美国探险家 R.E. 伯德在飞越北极3年之后，于1929年第一次飞越了南极。

8. It spins like a top with a stick poked through from top to bottom.
    它转动起来好似从上到下插过一根棍子的陀螺。

9. In cities, homes are built on top of one another -- in enormous apartment buildings.
    城里一幢幢巨大的公寓大楼里的每个家都建造在另一个家的顶上。

10. In general, the "21st Century Technology Resources and Commercial Leadership Act", which Sen. John McCain brought to the Senate in late 1999, is designed to keep the U.S. high-tech industry on top by filling the need for skilled technology
    总的说来，参议员约翰·麦凯恩在1999年下半年递交给参议院的"21世纪技术人才资源及商业领导人才法案"是为了填补美国对熟练技术人员的需求, 以保持美国在高科技工业中的领先地位而制订的。