The sky over the city was overspread with a heavy smog.城市上空罩上了一层烟雾.Cars cause pollution, both smog and acid rain.汽车造成的污染既有烟雾也有酸雨。The river appeared as if enveloped in smog.那条河好像笼罩在烟雾之中。attempts to reduce smog caused by t...
The presence of angina indicates significant coronary ischemia.心绞痛本身说明有明显的冠状动脉供血不足.Their excellent survival during autolysis in vitro and ischemia in vivo is consistent with this.与此一致是,在体外自溶时和在体内局部贫血时,它们出色地幸存下来.Leptin im...
Books and articles on the subject have proliferated over the last year.过去一年以来，论及这一问题的书和文章大量涌现。Influenza proliferated throughout the country.流感在全国蔓延.When the cells were then shifted to an enriched medium, the mutant cells...
那对分居的夫妻不可能和解.The separated couple was irreconcilable.两地分居的日子一长,有时就不免出事.The long separations took their toll.杰克和玛丽要分居的事正在暗暗传说.It's being whispered about that Jack and Mary are to separate....
He chipped in before Clements could answer.克莱门茨不及回答他就插话了。Righto, Harry. I'll put Russ Clements in charge.好的，哈里。我会让拉斯·克莱门茨负责的。"I'm only a sergeant," said Clements.“我只是一名中士，”克莱门茨说道。...