The first calendar 最早的日历

　　Future historians will be in a unique positionwhen they come to record the history of ourown times. They will hardly know which facts toselect from the great mass of evidence thatsteadily accumulates. What is more, they will nothave to rely solely on the written word.

　　1.Future historians will be in a unique position when they come to record the history ofour own times.

　　未来的历史学家在写我们这一段历史的时候会别具一格。

　　语言点1:句子结构分析:when引导时间状语从句，从句中的of our own times充当history的后置定语。

　　语言点2:come to do的意思是“要做”。

　　2.They will hardly know which facts to select from the great mass of evidence thatsteadily accumulates.

　　对于逐渐积累起来的庞大材料，他们几乎不知道选取哪些好。

　　语言点1:句子结构分析:which引导宾语从句，交代know的内容。That引导定语从句，修饰evidence。

　　语言点2:hardly know可直译“几乎不知道”。

　　3.What is more, they will not have to rely solely on the written word.

　　而且，也不必完全依赖文字材料。

　　语言点1:句子结构分析:what is more为承上启下的过渡语。

　　语言点2:rely on的意思是“依靠，依赖”，相当于depend on。