Every vector can be resolved into covariant or into contravariant components.每个矢量都可以分解成协变分量或逆变分量.The covariant equation of plane motion body in curved space - time is studied.研究弯曲 时空 中平面运动刚体的动力学协变方程.This decomposition ma...
I was set to shut out anyone else who came knocking.其他任何人来敲门，我都决意将其拒之门外。I shut out the memory which was too painful to dwell on.我不再去回忆那些痛苦不堪的往事了。Close the door and shut out that draft!关上门把那股风挡住!...
Liver cancer is linked to the hepatitis B virus.肝癌与乙肝病毒存在关联。As a major health risk hepatitis is second only to tobacco.肝炎是仅次于吸烟的主要健康隐患。We should require that every student is immunized against hepatitis B.我们应要求每个学生都注射乙肝疫...
My heartfelt sympathy goes out to all the relatives.我对所有的亲人表示由衷的慰问。We would like to take this opportunity to convey our heartfelt condolences to the families of the victims.我们谨此向受害人家属表达我们衷心的慰唁.There was surely in it a qu...
The President described the killings as an abominable crime.总统称这些血案为令人发指的罪行。English food can be wonderful but the normal English diet is abominable.英国也有美食，只是一般的日常饮食太过糟糕。The judge described the attack as an abominable cri...