Mary was always holding up her children as paragons of good behaviour.玛丽老是标榜自己的孩子是品行端正的典范.Unfortunately we can’t expect all policemen to be paragons of virtue.不幸的是，我们不能期望所有的警察都十全十美。We don't expect candidates to be p...
熊非常好奇，必须不断地给予其智力上的刺激。Bears are very inquisitive and must be kept mentally stimulated.那只熊龇出牙齿，发出一声低沉的吼叫。The bear exposed its teeth in a muffled growl.尼安德特人能够捕杀浑身覆毛的猛犸象和熊。Neanderthal man was able to kill woolly mammoths an...