top-secret造句

1、This is one of the top-secret underground bases in the Soviet Union.
这是前苏联的绝密地下基地之一。

2、The space shuttle undertook a top-secret mission with a military payload under Pentagon control.
航天飞机执行了一项绝密使命，其军用装备由五角大楼控制。

3、For the second, you could try my own top-secret invention, Buffalo Soldier Wings.
另外，或许你可以试试我的独创发明，布法罗战斗之翅。