塞尔维亚之前发表的声明称“作为塞尔维亚共和国领土的一部分，单方面脱离联邦是一次无耻行动……因此是无效的”。

Serbia said a declaration would be 'a flagrant and unilateral act of secession of a part of the territory of the Republic of Serbia and... therefore null and void'.

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如果ejb层不安全(请参见下一部分)，则入侵者可以使用伪造的凭证直接调用EJB，使应用程序的安全性无效。

If the EJB layer is not secured (see the next section), intruders can call an EJB directly with forged credentials, rendering the application's security meaningless.

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将汇票金额的一部分转让的背书或者将汇票金额分别转让给二人以上的背书无效。

The endorsement which transfers part or all the amount on the draft to two or more persons is invalid.

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