Total grain output rose from 180 million kg in 1959 to 315 million kg in 1966,registering an average growth rate of 8.3 percent a year.是什么意思_Total grain output rose from 180 million kg in 1959 to 315 million kg in 1966,registering an average growth rate of 8.3 percent a year.在线翻译_英语_读音_用法_例句