Intruders might invade your systems for one of two reasons: to gain access to information that they should not have or to alter the behavior of a system.

入侵者入侵您的系统可能是出于这两个原因之一：为了获取他们本不应该拥有的信息，或者为了改变系统的行为。

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The right to deliberately alter quotations is not a concomitant of a free press.

蓄意改动引文的权利不是新闻自由的伴随物。

《柯林斯英汉双解大词典》

How to plan a daily schedule that can alter our natural chronobiological rhythms?

如何计划一个可以改变我们的自然生物钟节律的日程安排？

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If there's something sort of degrading or unnoble about being a person who is going to become a corpse, committing suicide doesn't alter that fundamental fact either.

如果成为一个,将会变成尸体的人,有什么可耻或是不体面的话，自杀也不能改变这个基本的事实。

耶鲁公开课 - 死亡课程节选

You will find that, even if you succeed in discounting the attitudes of others to you and your life, you must wrestle with yourself most of all, fight with yourself, for there will surge up in you a strong desire to alter facts, to dress up your feelings.

你会发现，即使你可以忽略,其他人对你及你的生活的态度，你还得和自己战斗，几乎是和自己抗争，这样你就会有种强烈的欲望，要扭曲事实来添油加醋地描述你的感觉。

耶鲁公开课 - 1945年后的美国小说课程节选

Anyone wishing to view plans to alter a mansion rumoured to be a future home of the Duke and Duchess of Cambridge will need to be vetted by police.

BBC: William and Kate: 'Royal house' plan viewers face vetting

In fact, the Achilles heel of any attempt to increase energy prices to a point necessary to alter consumer behavior is that this is exactly the type of policy that will face serious political opposition, and probably demise, every time.

FORBES: $40B for Clean Energy at Just 12 Cents Per Gallon? Yeah, Why Not?!

The camp's re-engineering awards went to a group that developed a technique to alter the ID numbers on Global System for Mobile Communications cell phones and to another team that found a way to defeat a biometric fingerprint scanning system.

CNN: Reporter's notebook: Hackers on holiday