The delegate promised to continue efforts to reduce by half the number of hungry people by 2050并且解释一下句中第一个by怎么解释

delegate delegate what does mean delegate count in the VOA News? Remember the promise you break the promise, The Promise 歌词 The promise of Promise Of The Year 歌词 Fuck the promise什么意思 Promise Of The West 歌词 promise DELIBERATE DELEGATE是什么意思? Promise me cherish The right person remember the promise,to be a wise living the promise这么翻译比较贴切? Do not forget our Keep the promise? The Bright Dark Promise什么意思 Promise (The Cult of Eurydice) 歌词