al·fal·fa
noun/ælˈfælfə/
/ælˈfælfə/
[uncountable]- a plant with small divided leaves and purple flowers, grown as food for farm animals and as a salad vegetable
紫（花）苜蓿；苜蓿 Word Originmid 19th cent.: from Spanish, from Arabic al-faṣfaṣa, a green food for animals.