英語(yǔ)翻譯
UN officials says somethings are clear.TheAssistant（助理） Secretary-General（秘書(shū)長(zhǎng)） for Economic Development,Shamshad Akhtar,says world foodproduction（糧食生產(chǎn)） will have toincrease by 70%,that increase will be needed to feed（供養(yǎng)） the additional（附加的） 2.3billion people expected（預(yù)期） on theplanet by the middle of the century（本世紀(jì)中葉）.She says an important part of meeting that need is to waste lessfood.
She（主語(yǔ)） says（謂語(yǔ)） an important part of meeting that need is to waste lessfood.剩下的結(jié)構(gòu)應(yīng)怎么分?