They are complex emotions for a country undergoing profound historical change, welcoming a new king, mourning the death of a deeply loved Queen.

对于一个正在经历深刻历史变革的国家来说，这是一种复杂的情感，欢迎一位新国王，哀悼一位深受喜爱的女王的去世。

Callies and Wu say that this approach may even enable scientists to gauge historical temperature changes by studying data from much older earthquakes.

卡利斯和吴文波说，这种方法甚至可以让科学家通过研究更古老的地震数据来测量历史上的温度变化。

On its surface, it's a case about desegregation, but delve deeper and it's a reflection of a nation wrestling with its conscience, and a Court feeling the weight of historical change.

从表面上看，这是一个关于废除种族隔离的案件，但深入研究就会发现，它反映了一个国家与其良心的斗争，以及一个法院感受到历史变革的压力。

Generally, it comes in bits and pieces, very little of it clearly visible at any given moment, but all of it involved in the making of historical change for the better.

一般来说， 它是零碎的，在任何特定时刻都很少清晰可见，但所有这些都涉及使历史变革变得更好。