Hiccups no longer serve a function, but they persist without causing us harm-aside from frustration and occasional embarrassment.

嗝不再是作为一个功能器官，除了会引起小挫折和偶尔的尴尬外，他们不会造成其他任何问题。

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Most developers have experienced the frustration of modifying a function and running the new code only to find that their change did not fix the bug.

大多数开发者都经历过这样的挫败：修改好一个函数之后，运行新的程序代码却发现缺陷并未被修正。

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In addition, there is only limited standardization in what these menus and buttons look like and how they function, contributing to confusion and frustration on the part of end-users.

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