Ukraine will surpass Brazil this year as the world's third-largest corn exporter.

乌克兰今年将取代巴西，成为全球第三大玉米出口国。

Increasing demand has propelled China from being a net corn exporter to the world's fifth-largest buyer.

需求的增加已使中国从玉米净出口国变成全球第五大玉米进口国。

The US is the world's largest producer and exporter of corn, giving it the power to dictate global market responses.

美国是世界上最大的玉米生产和出口国，它对世界粮食市场有重大影响。