偶蹄類
an order of hooved mammals of the subclass Eutheria (including pigs and peccaries and hippopotami and members of the suborder Ruminantia) having an even number of functional toes
偶数の機能的な爪先を持つ、正獣下綱（ブタ、ペッカリー、カバ、および反芻亜目の動物を含む）の有蹄の哺乳動物の目