用户不需要精确的知道操作需要多少秒，但是最好有一个大概的估计。

Users don't need to know precisely how many seconds an operation will take, but an estimate is helpful.

youdao

另外，目前还没有可靠的办法确定肝组织胶原的含量，仅根据肝内纤维增生的情况进行大概的估计，具有一定的局限性。

There is also no reliable way to determine the content of collagen in liver. The diagnose of liver fibrosis based only on a rough estimate has a limited applications.

youdao

一种方法是在最终成绩公布之前采用大概估计的方法填报志愿。

One way is to apply with a rough estimation before the final score is released.

youdao

I don't find that my analysis is profound in the final answer, I just took some estimates using my data and, again, we could-- if someone wanted to argue with us they could argue with my estimates of the expected returns of the standard deviations and the covariances, but not with this theory.

我在计算过程中并没有做太深入的分析，我只是用我的数据做了一下大概的估计,我再说一次，我们可以-,如果有人想就这个问题与我们争辩,他们可以争论我对期望收益的估计,或是争论标准差和协方差的估计值，但并不会针对理论本身。

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