They have to wait for clearance from air traffic control.他们需要等空中交通管制人员的放行。He has a security clearance that allows him access to classified information.他获得了安全许可，可以接触机密信息。Thai Airways said the plane had been given clearanc...
救援人员因风浪太大而被迫中断工作。The rescuers were beaten back by strong winds and currents.道格拉斯29岁，是个技术不错的拳击手，在以前的比赛中发挥不太稳定。Douglas was a 29-year-old journeyman fighter, erratic in his previous fights.他把聪明都用在了犯罪上，太可惜了。Too bad he used h...