怎样用英语介绍玉米

corn
corn 1
AHD:[kôrn]
D.J.[k%8n]
K.K.[k%rn]
n.（名词）
Any of numerous cultivated forms of a widely grown, usually tall annual cereal grass(Zea mays) bearing grains or kernels on large ears.
谷物：广泛生长的，通常高大的一年生的多种禾谷类作物的任一种，（玉蜀黍 玉蜀黍属） 在大的穗上长有谷粒
The grains or kernels of this plant, used as food for human beings and livestock or for the extraction of an edible oil or starch.
谷粒：这种植物的颗粒，是人类和牲畜的食品，也用来提取食用油或淀粉
An ear of this plant.Also called Indian corn ,maize
谷穗，玉米：这种植物的穗也作 Indian corn,maize
Chiefly British Any of various cereal plants or grains, especially the principal crop cultivated in a particular region, such as wheat in England or oats in Scotland.
【多用于英国】 谷类：各种禾谷类作物中的任一种，尤指某特定地区的主要作物，例如英格兰的小麦或苏格兰的燕麦