"We are the canary in the mine," says Josette Sheeran, the head of the UN's World food Programme, the largest distributor of food aid.

“我们是矿井里的金丝雀(为春江水暖鸭先知之意)，”联合国世界粮食计划署——最大的粮食救助分发机构的负责人Josette Sheeran说。