The message classes are used to retrieve messages generated by a previous operation such as a command call.

消息类用于检索前一个操作(比如一个命令调用)生成的消息。

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Through my previous operation practice, following I will talk about some aspects to where we should pay attention.

下面笔者就自己在实践操作中的使用体会来谈谈网页设计时应该考虑哪些问题。

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Methods To analyse the clinical materials of the 31 cases of patients with previous operation failure of lumbar disc herniation.

方法回顾分析我们收治的31例腰椎间盘突出症手术失败患者的临床资料。

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Ifremer, a French research institute which operates the Nautile, said it had signed a contract with the Spanish authorities to check the effectiveness of a previous operation to secure the wreck's leaking hull.

BBC: French sub to resume Prestige dives

In the letter, Cole repeated Holder's previous admissions that "Operation Fast and Furious" was fundamentally flawed as a solution to gun trafficking at the Mexican border.

CNN: SHARE THIS

The tactic itself was employed by the previous administration in a different operation.

WHITEHOUSE: Press Briefing