an Old World cereal which is cultivated chiefly in cool climates and is widely used for animal feed (作为饲料的)燕麦
Avena sativa, family Gramineae 拉丁名Avena sativa,禾本科 ■(oats)the grain yielded by this, used as food[with modifier] (作为粮食的)燕麦 ■used in names of wild grasses related to the cultivated oat, e.g. wild oat [用于与人工种植的燕麦有亲缘关系的杂草名称中,如wild oat]
常用词组 feel one's oats
(US, informal)feel lively and energetic (美,非正式)感到精力充沛
get one's oats
(Brit. informal)have sexual intercourse (英,非正式)性交
sow one's wild oats
go through a period of wild or promiscuous behaviour while young (年轻时)过放荡生活,厮混
Old English āte, plural ātan, of unknown origin. Unlike other names of cereals (such as wheat, barley, etc.), oat is not a mass noun and may originally have denoted the individual grain, which may imply that oats were eaten in grains and not as meal