Securing a Web server and your hosted applications is indeed a daunting task, but it's not an impossible one.

保护 Web 服务器和驻留在其上的应用程序是一项艰巨的任务，但这项任务并非不可完成。

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Practicing two religions is not an impossible task, but it is harder than having one religion.

实行两个信仰不是不能实现，但是比一个信仰要难。

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That is a daring move for most retail investors, though not an impossible one.

WSJ: Is It Time to Sell Treasurys?

Community college students who cannot transfer to a more prestigious school or secure a strong internship have a more difficult road, but not an impossible one.

FORBES: How To Get A Job On Wall Street If You Went To Community College

That is a tall order, but not an impossible one.

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