太空望远镜拍摄到了迄今为止最清晰的冥王星的照片。The space telescope has taken the clearest pictures ever of Pluto.天文学家知道冥王星与海卫一拥有几乎相同的体积、质量与密度。Astronomers know that Pluto and Triton have nearly the same size, mass, and density.冥王星似乎受到过严重撞击，倾斜了1...
Paying rent simply helps to line the pockets of landlords. It's far better to put your money into bricks and mortar of your own...租房子只会鼓了房东的腰包，自己投资买房要合算得多。Some landlords , unable or unwilling to pay higher wages , t...
Some of the bystanders were saying to them , " What are you doing , untying the colt ? "可11:5在那里站著的人、有几个说 、 你们解驴 驹 作甚 麽 .Both groups on either side are just picking off innocent bystanders.对峙双方都只是在瞄准射击无辜的旁观者。The police a...
These chromosomes are so simple that some geneticists prefer to call them chromonemes.这些染色体结构简单,许多遗传学家喜欢称它们为染色丝.Geneticists believe that man's physical fitness has been degraded.遗传学家认为人类的体能一直在退化.Geneticists only rec...
Objective : To investigate the clinical feature of obese acanthosis nigricans.目的: 探讨肥胖性黑棘皮病的临床特点.The overlying epidermis revealed hyperkeratosis and acanthosis.表皮则呈现过度角化及棘皮肥厚.Objective To explore the high risk factors of...