我们应该节省一些粮食以备不时之需的英文

we should save some food against unexpected needs

• 我们:    we
• 应该:    should; ought to; ...
• 节省:    economize; save; u ...
• 一些:    a number of; certa ...
• 粮食:    grain; cereals; fo ...
• 以备不时之需:    in case of need; f ...