比较级： more historic
最高级： most historic

The wall ran in front of the historic landmark .

柏林墙跑到这座历史性地标前边。

It is sure to be a historic undertaking .

这肯定会成为一项具有历史意义的事业。

Even members of the historic leadership of al-qaeda have criticised mr bin laden 's strategy .

甚至基地组织历史上著名的领导成员都批判本拉登的战略。

That is an historic achievement .

这是一个历史性的成就。

This historic change was inevitable .

这种历史性的变革是不可避免的。