A courier report that the russian and the spanish fleet have sail for these waters 情报员报导俄国和西班牙舰队已向这个海域出航。
A courier reported that the russian and the spanish fleets had sailed for these waters 情报员报导俄国和西班牙舰队已向这个海域出航。
Intuitively , you might think it wise to give each of them part of the number , but that is not the most secure approach 你的第一个想法，可能是给每一位情报员一部份的数字，不过这不是最安全的方式。
Because messages are encoded numbers , you could think of this problem as having the five couriers share the secret of a number 由于讯息已经编码成数字，你可以将这个问题想成有五名情报员要分享一个秘密数字。
Instead you want to establish an information “ cliff ” : two couriers give you no useful information , but three give you the entire message 其实你希望建立的是某种资讯阀，两名情报员合起来的资料毫无用处，但三名情报员集结起来就能提供完整的讯息。
Suppose you want to send a secret directive ? perhaps a rendezvous time and location ? via five couriers , but you fear that one or two will be caught 假设你透过五名情报员传递一道秘密指令，例如军队集结的时间地点，但是你担心其中一、两位可能被敌方逮捕。
The few dissidents on the island , supported by the united states but infiltrated by the cuban security services , pose no threat to mr castro 古巴岛上极少数异己已对老卡斯特罗造成不了任何威胁，而他们是由美国支持的，但里面混入了古巴安全机构的情报员。
In its latest annual report on china ' s military power , published in may , it says that several aspects of china ' s military development have surprised american analysts 在5月出版的关于中国军力的最新年度报告中，认为中国军力发展的好几个方面使美国情报员感到震惊。
The syrians took a hum rap on this , " the president said last week after an indictment by u . s . and scottish investigators blamed two libyan intelligence agents for the 1988 bombing over lockerbie , scotland 上星期美国与苏格兰调查人员在控诉书中指责两名利比亚情报员应对1988年苏格兰洛克比上空的爆炸负责后，总统说， “叙利亚人被错怪了。 ”
