clearance的例句（clearance在句子中的用法）

• 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。
• The lowest fixed bridge has 12.8m clearance. 最低的固定桥下方通行高度为12.8米。
• He has a security clearance that allows him access to classified information. 他持有安全许可，可以接触机密信息。
• Thai Airways said the plane had been given clearance to land... 泰国航空公司说，该飞机已经得到降落许可。
• The UN pledged to help supervise the clearance of mines. 联合国承诺协助监督扫雷工作。
• ...a slum clearance operation in Nairobi... 内罗毕拆除贫民窟的行动