This morning's launch of the space shuttle Columbia has been delayed.原定今早“哥伦比亚”号航天飞机的发射已被推迟.The space shuttle undertook a topsecret mission with a military payload under Pentagon control.航天飞机执行一项绝密使命,使军用酬载由五角大楼控制.Th...
The idea is to encourage people to get to know their neighbours.其目的是促使人们结识邻居。How can faculty improve their teaching so as to encourage creativity?教师们如何才能改进教学以激发创造性呢？The paper'sprice rise will encourage readers to de...
Zoologist Eugene Morton has propounded a general theory of the vocal sounds that animals make.动物学家尤金·莫顿提出了一个有关动物发声的概括性理论。Mr Morton is undoubtedly cleverer than Mr Kirkby, but he will be hard put to match his popularity.莫...