达比一直在寻找改善铁质的方法，他猛然想到可以不用木炭熔炼，而改用焦炭。Darby was looking for a way to improve iron when he hit upon the idea of smelting it with coke instead of charcoal.空罐经过熔炼后,还可重新利用.Those empty tins are then melted down and reused.在高炉中熔炼...
我不会试图一字不落地记住讲话要说的内容。I don't try to memorize speeches word for word.轮椅网球选手可以等球落地两次再击球。The wheelchair tennis player is allowed two bounces of the ball.有人强行撬开落地窗上的锁闯入屋里。An intruder forced open a lock on French windows ...
She was furtive and vicious by temperament.她本来做事就偷偷摸摸，心肠狠毒。She cast a furtive glance over her shoulder.她心里不安，回头偷偷瞥了一下。His furtive behaviour aroused our suspicion.他鬼鬼祟祟的行为引起了我们的怀疑....
如果河内和华盛顿之间的关系开始恢复正常，任何事情都有可能。If relations between Hanoi and Washington begin to normalise, anything is possible.密特朗总统昨天到达河内，以期结束长久以来殖民战争和冷战造成的敌意。President Mitterrand arrived in Hanoi yesterday to bury old colonial and co...
One of the perks of being a student is cheap travel.当学生的好处之一是旅行购票可以优惠。He perks up and jokes with them.他很活跃，还和他们开玩笑。Perks offered by the firm include a car and free health insurance.公司给予的额外待遇包括一辆汽车和免费健康保险。...