A database resource leak occurs when an application allocates a resource but then never declares the resource to be no longer used (for example, by issuing a close operation).

当应用程序分配了资源，但此后未声明不再使用资源时(比如通过发起close操作)便会出现数据库资源泄漏。

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The power supply on this instrument had failed, so it could no longer be used.

这个仪器的电源出故障了，不能再用了。

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Chinese is no longer the Chinese people used to be.

中国人不再是过去的中国人了。

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These changes are difficult to plan for, as past water patterns can no longer be used to predict the future.

FORBES: Water Risk Threatens Businesses, National Security

First, already in 2011, my Flex card could no longer be used to pay for over-the-counter drugs like antacids or aspirin.

FORBES: Obama Care's Assault on Dr. Carson's Health Savings Accounts (and My Tax Bill)

The hashtag will no longer be used in official communications or papers.

FORBES: France Bans The Hashtag