historic

The signing of the peace treaty was a historic moment for both nations.

(Chinese) 和平条约的签署对两国来说都是一个具有历史意义的时刻。

Neil Armstrong's first steps on the moon were truly historic.

(Chinese) 尼尔·阿姆斯特朗在月球上迈出的第一步具有真正的历史意义。