cereal
/ˈsɪərɪəl/noun
1- a grain used for food, for example wheat, maize, or rye谷物（如小麦、玉米或黑麦）。
1.1
- （一般作cereals）a grass producing such grain, grown as an agricultural crop谷类作物：
as modifier low yields for cereal crops.谷类作物的低产量。
1.2
- mass noun a breakfast food made from roasted grain, typically eaten with milk（尤指与牛奶配食的）谷类早餐食物, 麦片：
a bowl of cereal.
一碗麦片。
词源
early 19th cent. (as an adjective)： from Latin cerealis, from Ceres, the name of the Roman goddess of agriculture.