Despite a bumper crop last year, corn prices have risen by nearly 30 percent over the past nine months on the Dalian Commodities Exchange.是什么意思_Despite a bumper crop last year, corn prices have risen by nearly 30 percent over the past nine months on the Dalian Commodities Exchange.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句