Anonymous communications can hide the sender, the recipient, and their relation of them, thus can resist the flow attack and protect the privacy of users.

匿名通信可以有效地隐藏发送者或接收者的身份以及通信双方之间的关联关系，以抵抗流量分析攻击，保护用户的隐私。

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These kinds of systems are primarily designed to protect against the sort of opportunistic smash and grab attack that makes up the majority of burglaries.

这类系统主要用来防止投机取巧和掠夺，这造成了大多数入室盗窃。

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At the end of the day, these kinds of systems are primarily designed to protect against the sort of opportunistic smash-and-grab attack that makes up the majority of burglaries.

归根结底，这类系统主要用于防止投机取巧的砸橱窗抢劫袭击，大部分的入室盗窃都属于这类袭击。

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That's a big problem and so can you protect these cells that you give to the recipient from attack by the recipient's immune system?

并且至关重要,那么你们想办法保护这些植入受体的细胞,使它们免受免疫系统的排异反应么

耶鲁公开课 - 生物医学工程探索课程节选

It describes its approach as "protect and attack" - protect its lead in markets like China, while attacking new territories and product areas.

BBC: Rory in China: Lenovo's quest to be cool

This balanced growth has become a hallmark of Lenovo over the past three years, and is the result of the Company's continued focus on its "protect and attack" strategy, whereby Lenovo strengthens its position in those places or markets where it enjoys a solid business, while simultaneously reaching outwards into new places or markets where opportunities to reach even more customers present themselves.

ENGADGET: Lenovo Q2 earnings reveal record high sales of $8.7 billion, highest-ever PC market share

More than show dogs, powerful Dobermans are linked with the police and military, ready to protect, watch and even attack.

WSJ: Best in show: Westminster set to pick the top dog