10-04-13 Exposure to an increased level of air pollutants（空气污染物） , especially nitrogen dioxide（二氧化氮） , has been associated with lower likelihoods（可能性） of successful pregnancy among women undergoing in vitro fertilization（体外受精） , accor...

10-04-12 The body of Polish President Lech Kaczynski is to lie in state in the capital Warsaw as the nation mourns the victims of the Smolensk air crash. 斯克空难的遇难者，波兰总统莱赫卡钦斯基的遗体陈放于首都华沙供公众前来吊唁。 The dead president's daughter...

10-04-02 Israeli planes have carried out 13 air strikes on the Hamas-ruled Gaza Strip, Palestinian sources have told the BBC. 巴勒斯坦方面消息，以色列空军近日对哈马斯统治的加沙地带发动了13次空袭。 Four of the strikes took place near the town of Khan Younis,...

10-02-19 The pilot of a plane which crashed into an office block in Austin, Texas left a note expressing his anger at federal tax authorities, police say. 美国德克萨斯州警方称，奥斯丁城一位飞行员驾驶着飞机撞到一座办公大楼，以此表示对联邦税务机构的愤怒。 Twis...

10-01-22 Springtime ozone levels above western North America are rising primarily主要地，根本上 due to air flowing eastward from the Pacific Ocean, a trend that is largest when the air originates in起源于，发生于 Asia. Such increases in ozone could make it m...

10-01-15 The US is taking additional air security measures in the wake of last month's airliner bomb plot, a senior official has said. 美国一位高级官员称，针对上个月的飞机爆炸阴谋，美国正在采取附加航空安全措施。 Airport security has already been stepped up H...

10-01-15 University of Utah scientists discovered that air flows in one direction as it loops through依次通过 the lungs of alligators短吻鳄鱼 , just as it does in birds. The study suggests this breathing method may have helped the dinosaurs' ancestors domina...

09-12-21 6. Do you have any pet peeve? 你有什么样的怪毛病吗? 所谓的 pet peeve 就是个人生活习惯上的一些小毛病, 例如有些人不喜欢别人碰他的电脑，pet peeve 与 bad habit不同。通常 pet peeve 都是比较无伤大雅的小毛病, 几乎每个人都有属于他自己的 pet peeve，所以就有...

09-10-28 The air-cushioned vehicle is not an airplane, since it does not have wings.It is neither a ship nor an automobile, since it travels clear of sea and land.It has a conventional gasoline engine, but no wheels.How does it travel?What keeps it in the ai...

09-10-12 Turkey has postponed a joint air force drill after opposing Israel's participation, the Israeli army says. 以色列军队称，在反对以色列的加入之后，土耳其推迟了一场联合空军演习。 US aircraft were set to take part in the exercise The regular exercise to...