In the first case, either the exception message or the entire exception is completely lost, making it difficult to know that the problem exists or to gain basic information about it.

在第一种情况中，异常消息或整个异常可能会完全丢失，这使我们很难发现问题或者了解问题的基本信息。

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Determination of maximum relief capacity of PSV of a crude oil vessel under fire case is always a difficult engineering problem because of lack of necessary research tools.

对于原油容器安全阀在火灾工况下最大泄放量的确定，由于缺少必要的研究工具，历来都是工程计算中的难题。

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The case of infringement upon honorary right is a hotspot and difficult problem in judicial affairs.

司法实践中侵害名誉权是一个热点和难点问题，它同肖像权、荣誉权是区别很大的不同概念。

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