However, she admits that if one thing has changed it's her attitude toward time.
不过，要是说有什么变化的话，她承认，那就是她对时间的态度。
One scientist, however, says that relative to a time period in the past, the Earth has been more active over the past 15 years or so.
尽管如此，有位科学家说，相对于过去一个时间段来说，地球在过去十五年左右更加活跃。
Pr conjugate gradient method is one of the efficient methods for solving large scale unconstrained optimization problems, however, its global convergence has not been solved for a long time.
PR共轭梯度法是求解大型无约束优化问题的有效算法之一，但是算法的全局收敛性在理论上一直没有得到解决。
However, because of the specialty of self-contained, the time and space complexity of building concept lattice has always been one of the main obstacles that restrict it from being applied.
可是由于概念格自身的完备性，构造概念格的时间、空间复杂度一直是影响形式概念分析应用的主要障碍。
Dynamic time Warping (DTW) is one of the important distance measures in similarity searching of time series; however, the exact calculation has become a bottleneck.
动态时间弯曲(DTW)距离是时间序列相似搜索的一种重要距离度量，但其精确计算是一个性能瓶颈。
However, in one sense it has been a bit stressful because we are training a lot and we have a short time, it has been very good every day to improve.
但是，某种角度来说训练的强度有点大，因为时间很短而我们的训练很多。每一天都有进步，这太好了。
However, in one sense it has been a bit stressful because we are training a lot and we have a short time, it has been very good every day to improve.
但是，某种角度来说训练的强度有点大，因为时间很短而我们的训练很多。每一天都有进步，这太好了。
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