Scientific opinions are not carved on tablets of stone; they change over the years.科学观点并非一成不变;它们随着时间而改变。...the different challenges of their career, their need to change, to evolve, blah blah blah.他们的职业面临的各种不同的挑战，需要求变，需要...
I took the phone, and she went discreetly into the living room.我拿起了电话，她知趣地进了客厅。We were sitting on the couch in the living room watching TV.我们就坐在客厅的沙发上看电视。In this living room we've mixed glorious floral prints.在这间客厅，...
His mood of deep pessimism cannot have been leavened by his mode of transport—a black cab.他极度悲观沮丧，而他的代步工具——一辆黑色的出租车，丝毫不能舒缓这一情绪。He leavened his speech with humor.他在演说中掺了一点幽默.A small cake of shortened bread leavened with b...
His inspiration to fly came even before he joined the Army.他想开飞机的念头在参军之前就有了。Then the woodcutter let his axe fly— Thwack! Everyone heard it.然后那个伐木工脱手甩出了斧头。哐！每个人都听见了。You can fly direct to Amsterdam from most British airpor...
对我们来说是对的东西，对别人来说未必正确。What is right for us need not be right for others.这时候，我的心里像有个东西突然绷断了——我再也忍受不了啦。Then something seemed to snap in me. I couldn't endure any more.她那时正坐在5楼的窗前织东西。She had been sitting with her knitti...