noun🔗Share獒犬,马士提夫。 One of an old breed of powerful, deep-chested, and smooth-coated dogs, used chiefly as watchdogs and guard dogs."The family felt safer knowing their large mastiff patrolled the yard at night. "这家人知道晚上有他们那只体型巨大的马士提夫獒犬在院子里巡逻,感到更安全了。animaltypeChat with AIVocabulary GamePractice Reading