He had survived and maundered and pined.他活下来了,变得没精打采,郁郁寡欢.She has pined away since she got lovesickness.她自从得了相思病而益发憔悴.She pined for months after he'd gone.他死了以后，她难过了好几个月。After so much heartbreak she just pined away....
Nothing betokened that the man know anything of what had occurred.显然那个人还不知道已经发生了什么事.He addressed a few angry words to her that betokened hostility.他对她说了几句预示敌意的愤怒的话.His nod betokened acceptance.他点头表示接受....
The degree of recombination is reciprocal in most cases.重新结合的程度在大多数情况下是相互的.The committee recommended that recombination DNA work at Princeton be considered in this same light.委员会建议用同样的观点来考虑在普林斯顿的重组体.ECHO cloning is a rap...