companion animal
noun🔊/kəmˈpænjən ænɪml/
🔊/kəmˈpænjən ænɪml/
(also animal companion)
(rather formal)an animal that you have at home for pleasure, rather than one that is kept for work or food; a pet Companion animals can help reduce stress and offer companionship to lonely people. 伴侣动物可以帮助减轻压力，并为孤独的人提供陪伴。