大多数语言都具有一项称为断言的特性，这是一种会在满足某项条件时停止处理的语句，例如重要变量中出现超出预料的值。
Most programming languages have something called an assert-a statement that stops the processing when a certain condition is met, such as an unexpected value in an important variable.
满足这些先决条件是一项关键性的公共卫生职能，在每一个国家都应作为良好理政问题予以履行。
Meeting these prerequisites is a critical public health function that should be performed in every country as a matter of good governance.
如果信用证含有一项条件，但未规定用以表明该条件得到满足的单据，银行将视为未作规定并不予理会。
If a credit contains a condition without stipulating the document to indicate compliance with the condition, Banks will deem such condition as not stated and will disregard it.
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