Betty took a photograph of us...贝蒂给我们照了张相。Do you think betty and bertie are girls of the old school?你认为贝蒂和伯蒂是保守的女性 吗 ?Betty had no idea what male chauvinism was.贝蒂不知道大男子主义是怎么回事.What was Betty getting at when she said she...
Don't be deceived by her flatteries.不要被她的阿谀之词所蒙蔽.But wicked people and charlatans will go from bad to worse, deceivers and deceived.但是恶人和行诈术的人却越来越坏, 他们迷惑人,也必受人迷惑.She was absolutely furious at having been deceived.她受...
碳的诸多同位素the many isotopes of carbon氚是最和缓的放射性同位素之一.Tritium is one of the mildest radioactive isotopes.激光可以改变这种局面,从而使同位素分离变得比较容易 、 比较廉价一些.Lasers promise to change this by making isotope separation easier, and cheaper....