After a short time you will be secure about your success.

不久之后，你将安然地获得成功。

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To be totally secure, you need a piece of hardware that costs about $200.

为保证绝对安全，你需要一个花费约为两百美元的硬件。

《柯林斯英汉双解大词典》

Security alerts should be distributed, and customers should be educated about how to secure networks and offer security services.

CNN: Global panel issues Internet security recommendations

The issue is not about the amount of aid, because the US will be the largest donor, but about how to secure the transportation of the aid while there is still battles raging.

BBC: Afghanistan: Should aid take precedence?

With common sense telling people to keep all connections secure, Karma users might be concerned about the safety of giving total strangers access to their Internet.

FORBES: How To Get Free Internet When A Stranger Uses Your Wi-fi