He who touches pitch will be difiled.近墨者黑。The ground staff do all they can to prepare the pitch.运动场管理员全力整备球场。Pitch bleeds freely from break in the bark.树脂从树皮的裂口自然地流出来.The 20,000 or however many who come to watch would lo...
They snatched up whips and lashed the backs of those who had fallen.他们抓起鞭子，朝跌倒的人背上抽去。Then a gust of wind whips the dust along the road.这时,一阵狂风卷起沿街的尘土.This exercise whips up the circulation of the blood.这种运动能促进血液循环....
He hit back angrily, saying such remarks were childishly simplistic.他愤怒地反击，说这些话太过幼稚。I heard the voices, but couldn't make out what they were saying.我听到有声音，却听不清他们在说些什么。He fled on Friday, saying he feared for his life...
优良的调度策略对于提高生产系统的最优性、提高经济效益都有着极大的作用.So good schedule methods can enhance manufacture system'optimization character and economy benefit.论述了最优性函数与一 阶 最优性条件的等价性.The conclusion of equivalence between the optimality funct...