如果你回溯得足够远，一切生物都生活在海里。
回溯期权是一种具有路径依赖的奇异期权。
所以，让我回溯到中世纪的英国。
我接下来要做的一件事就是回溯。
对这种变化的观测研究可回溯几十年。
回溯19世纪，股利价格比一般为5%。
Back in the late nineteenth century the dividend price ratio was typically 5%.
例如，回溯到客家八音。
我们再次回溯到这儿。
若不带任何参数，它就对所有进程执行回溯。
Without any argument, it does a traceback for all processes.
您有足够的日志来回溯到上一个备份映像吗？
Will you have sufficient logs to bridge back to the previous backup image?
要探究这个问题，我们要回溯到维多利亚时代。
And to discover this we need to journey back to the Victorian era.
我们回溯到这儿。
当源代码不可用时，回溯变得更加困难。
When the source code is not available, it's even more difficult.
通过回溯能够得到本节开始时提到的最优全局比对。
Tracing backwards gives you the optimal global alignment I mentioned at the beginning of this section.
bta命令对处于某种特定状态的所有进程执行回溯。
The bta command does a traceback for all processes in a particular state.
如果没有提供地址，那么它采用当前寄存器来回溯堆栈。
If no address is provided, it takes the current registers to traceback the stack.
回溯至够远的话，每个人都是从一个地方移到别的地方。
Go back far enough, and everyone moved somewhere from somewhere else.
关于外观服从功能的争论可以回溯到19世纪90年代.
The debate over form follows function can be traced back to the 1890s.
其中有些研究者回溯以往的病例，找出了显然有疾病的患者。
In some of the studies, researchers went back over case records and picked out patients who appeared to have the illness.
高负荷下产生错误的一般原因仍然可以回溯到响应时间。
The common cause for errors under heavy load can still be traced to response times.
此时，最小组团就发挥作用了：正则引擎会放弃所有回溯位置。
At this point, the atomic group will kick in. The engine will discard all backtracking positions.
这确保了帧指针寄存器将被用作帧指针，从而产生正确的回溯。
This ensures that the frame pointer register will be used as a frame pointer leading to accurate tracebacks.
这些奖杯里有着一个故事——一个要回溯到半个世纪前的故事。
There was a story in those cups - a story that went back more than a half century.
此前他曾反对这项议案，反对给予电信公司有回溯力的豁免。
Previously opposed the bill and opposed giving retroactive immunity to telecommunications firms.
btp命令将进程标识作为参数，并对这个特定进程进行堆栈回溯。
The BTP command takes a process ID as an argument and does a stack traceback for that particular process.
记下你的信息的来路将在你需要回溯以获得更多信息时节约大量时间。
Keeping track of your sources will save significant time if you need to go back for more information.
否则，它假定所提供的地址是有效的堆栈帧起始地址并设法进行回溯。
Otherwise, it assumes the provided address as a valid stack frame start address and attempts to traceback.
例如，在i386机器上，%ebp寄存器可以用来回溯整个堆栈。
For example, on an i386 machine, the % ebp register can be used to traceback the entire stack.
例如，在i386机器上，%ebp寄存器可以用来回溯整个堆栈。
For example, on an i386 machine, the % ebp register can be used to traceback the entire stack.
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