How likely are all the inputs, are they all equally likely, or are they going to depend on other things? And that may depend on the user, so you can't kind of get at that.

他们大致相同么？,他们依赖于其他事情么？,输入也跟用户有关,因此你没法完全得出结果来。

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how they are going to stay on top of themselves.

他们在想如何使自己处于最佳状态。

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