There have been 18 documented cases of theft or loss of highly enriched uranium or plutonium, and perhaps others not yet discovered.
共发生过18起有案可查的高纯度浓缩铀或钚失窃或流失案例，也许还有其他尚未发现的此类案例。
2
As people rely more and more on mobile devices, the chances for loss and theft of data from these devices increases.
人们对移动设备的依赖性越来越强，由于设备丢失而导致的数据丢失和盗窃事件将增加。
3
Everyone from grandmothers to Fortune 500 companies has heard the stories of identity theft, data loss, and general mayhem caused by viruses and attackers on the Internet.