四元quasi-quaternionic: 擬四元數(shù)的quaternionic vector: 四元數(shù)向量quaternionic projective space: 四元射影空間quaternion wall: 堤岸墻quaternion vector bundle: 四元數(shù)向量叢下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯