苜蓿为豆科多年生草本植物，是世界上最优良最重要的豆科牧草。
Alfalfa, which is a kind of perennial leguminous caudex, is the best and most important leguminous grass in the world.
苜蓿是优良豆科多年生草本植物，是目前全球广泛种植的优良牧草。
Alfalfa is an excellent perennial leguminous grass, which is widely planted in the world.
苜蓿是优良豆科多年生草本植物，是目前全球广泛种植的优良牧草。
Alfalfa is an excellent perennial leguminous grass, which is widely planted in the world.
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