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

能应邀出席如此重要场合，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.

在鱼组成上，它与相邻水域有着很大差异，在我国北方水域鱼演替和划分上有着重要意义。

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

能应邀出席如此重要场合，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，它与相邻有着很大差异，在我国北鱼类演替和区系划分上有着重要意。

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

能应邀出席如此重要场合，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，它与相邻水域有着很大差异，在我国北方水域鱼类演替和区系划分上有着重要意义。

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

能应邀出席要场，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，它与相邻水域有着很大差，在我国北方水域鱼类演替和区系划分上有着要意义。

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

能席如此重要场合，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，它与相邻水域有着很大差异，在我国北方水域鱼类演替和区系划分上有着重要意义。

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

应邀出席如此重要场合，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，它与相邻水域有着很大差异，在我国北方水域鱼类演替和区系划分上有着重要意义。

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

能应邀出席如此要场合，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，它与相域有着很大差异，在我国北方域鱼类演替和区系划分上有着要意义。

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

能应邀出席如，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，它与相邻水域有着很大差，在我国北方水域鱼类演替和区系划分上有着意义。

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

能应邀出席如此要场合，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，它与相域有着很大差异，在我国北方域鱼类演替和区系划分上有着要意义。