它利用的是有关原子数据平面结构、元素之间换行字符的存在以及其他特性的特殊知识。
It exploits special knowledge about the flat structure of the atom data, the existence of newline characters between elements, and other characteristics.
俘虏在本章描述了字符的特性。
In this chapter, the capture characterized the characteristics of the characters.
因为使用单引号禁用了称为扩展的bash特性，其中，特殊字符和字符系列由值替换。
Because using single quotes disables a bash feature called expansion, where special characters and sequences of characters are replaced with values.
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