Keep a memory is just a moment, think of a memory is forever.

留存一段记忆只是片刻，怀想一段记忆却是永远。——白落梅。

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A transient variable enables the application to keep a copy in local memory, but rebuilds the object if using the backup copy.

临时变量允许应用程序在本地内存中保留副本，但可以在使用备份副本的情况下重新构建对象。

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Taylor, 78, agreed to share the letters in a bid to keep Burton's memory alive.

泰勒，78岁，为了使伯顿的记忆保持永恒，她同意分享这些信件。

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But Ethiopia is not alone in this endeavour of trying to keep the memory of a fallen hero.

BBC: Letter from Africa: The legacy of fallen leaders

Now, it is our duty as a nation to keep their memory alive in our hearts and to carry on their work.

WHITEHOUSE: President Obama Addresses Servicemen and Women in Jacksonville, FL | The White House

The takeaway from this true and sad story is that we all need to keep a close watch on a 90 year old like George with memory problems.

FORBES: The Case of the Missing Cash