top-secret t极机密的
top-secret papers绝密文件;绝密
top-secret document绝密文件;机要文件
Top- Secret雇主
a top-secret mission绝密使命
TOP-SECRET-GO影片名称
A Top-secret government work极机密政府工作
a top-secret research facility一个高度机密的研究地点
MTK top-secret training materials说明mtk绝密培训资料
ADJ（形容词） Top secret information or activity is intended to be kept completely secret, for example, in order to prevent a country's enemies from finding out about it. 绝密的
The top secret documents had to do with the most advanced military equipment.
这些绝密文件涉及最先进的军事装备。