联合国粮农组织分管蝗灾预测的高级官员基思·克雷斯曼29日在一次网络研讨会上说,预计非洲东部地区将于6月至7月再次遭受蝗虫入侵。
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President Xi: China and France should jointly prevent a new cold...
By Chris Michael
“As the world goes through transformation and turbulence not seen in a century, China and France should uphold their independence and jointly...