谷物corn可数吗
谷物corn不可数， corn是物质名词，没有单复之分，都是不可数；
corn也可表示“平庸、伤感或陈腐的音乐、诗歌、戏剧等”。
I know for a fact that baby corn is very expensive in Europe
我知道玉米笋在欧洲的确价格不菲。
Aid workers helped distribute corn, milk and other staples.
救助人员协助分发谷物、牛奶及其他必需的食物。
The scheme offers seed corn finance with loans at only 4% interest.
该方案提供种子基金融资，其贷款只收取4%的利息。
The ancient civilizations of Central and Latin America were founded upon corn