一、英譯中：
⑴ U.N. Office for the Coordination of Humanitarian Affairs chief Stephen O’Brienwarned that more than 20 million people face starvation in Yemen, Somalia, SouthSudan, and Nigeria, in what he says is the largest humanitarian crisis since 1945. Theconcurrent famines have a common, disturbing theme: they are man-made, precipitatedby conflict and perpetuated by political jockeying.（15 分）