The pilot was given clearance to land by air traffic control.飞行员得到空中交通管制站发出的着陆许可。Clearance of the site required the removal of a number of trees.清理这一场所需要移走不少树。Clearance after the fire, Chinese cabbage, Suanmiao Add to th...
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...