英语语法分析

I follow his finger to the giant tricolour fluttering in the breeze.

我顺着他手指的方向，看到了风中飘荡的巨大的三色旗。

The flag was used until 1969, when it was replaced by the pan-Arab red-white-and-black tricolour.

该国旗直到1969年才被泛阿拉伯的红白黑三色所取代。

In fact, some countries elected to substitute their flags with tricolour flags, after the French.

事实上，继法国之后，一些国家也选择用三色的旗帜来替换原来的国旗。