before one is prepared

基本解释

There is one more week left before the exam begins. Have you prepared well for it?
离考试时间还有一周多，你准备好了吗?。
On the one hand, it is caused by the improperly-prepared operators before the machining; on the other hand, it is caused by the complex curve programming error.
一方面是由于操作人员加工前的操作准备不当，另一方面是由于复杂曲线轮廓编程误差所致。
If you're prepared to work beyond your retirement age, your employer is encouraged to engage you in a discussion of your re-employment options one year before re-employment.
如果你准备退休后继续工作，建议你的雇主在你再就业前一年就得跟你协商此事。

No one at all is going to wait until they know what the verdict is before they start writing all of that: two versions will be prepared and then the right one actually printed.
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