The value of the datatype property "validUntil" gives the last year of validity of the area (territory or group) it is associated with.

数据型属性“有效期至”值给出了与之相关的地域（领地或者集团）的有效期的最后一年。

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The year indicates the beginning of validity of that particular area.

年份表明该特定地域有效性的起始。

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Now, without checking the validity of what you're doing, you copy 256 bytes into a stack area reserved at only 128 bytes.

现在，您没有检查正在处理的内容的有效性，而是将256个字节复制到了仅为128个字节的保留堆栈空间内。

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