因此，为了能过上幸福的生活，从现在开始我们人类就应该尽力节约粮食。

Therefore, in order to have a happy life, our mankind should try our best to save food from now on.

youdao

最后，大家应该节约粮食为我们的节约型社会做出贡献。

At last, we should save food and make an contribution to our saving-society.

youdao

最后，大家应该节约粮食为我们的节约型社会做出贡献。

At last, we should save food and make an contribution to our saving-society.

youdao