1. I can´t give you a precise date.
    我无法告诉你确切的日期。

2. I found "the King´s soldiers" which the village elder spoke of were Colonel O´Hara´s forces, which had been sent from London to the Gambia River to guard the British fort, James Slave Fort, and the date — 1767 — was right on.
    我发现村里老者说到的“国王的军队”就是上校奥里尔的部队，他们是从伦敦被派到冈比亚河去保卫英国要塞詹姆士堡的，所记载的日期恰好是1767年，完全吻合。

3. It stands as the most extensive survey to date on how humans vary at the level of their genes. The book's firm conclusion:
    它对人类在基因层面上的差异作了迄今为止最为广泛的调查，得出了明确的结论：

4. For reliable information about present national boundaries, consult an up-to-date atlas.
    要得到现今国家边界的可靠知识，查阅一下最新地图。

5. For him, schools are an out-of-date concept from the days of the town crier (市政传令员), when it was difficult to get information and a central person was needed to communicate knowledge.
    在他看来，从靠市政传令员口述传达重要信息的时代以后，学校已是过时了。当时人们很难得到信息，因而需要一位重要人士来传递信息。