n.犬齿；犬牙；齿饰；犬牙饰 英英释义： dogtooth[ 'dɔɡtu:θ ]n.perennial woodland spring-flowering plant; widely cultivated同义词：dogtooth violetdog's-tooth violetone of the four pointed conical teeth (two in each jaw) located between the incisors and the premolars同义词：caninecan