momentous 雅思托福GREGMAT专八

The momentous news was that war had begun.

重大的新闻是战争始。

I am deeply honoured to be invited to this momentous occasion.

能应邀出席如此重要的场合，我深感荣幸。

Its compositional ichthyofauna differs from its consecuting fiver systems,and has momentous significance on succession of fishes and ichthyofauna dividatur in watershed of North China.

在鱼类区系组成上，它与相邻的水域有着很大的差异，在我国北方水域鱼类演替和区系划分上有着重要的意义。