vena comitans並行靜脈、伴行靜脈：通常是兩支、與其同名動脈緊密伴行、尤多見於四肢學術名詞並行靜脈：醫學、人體解剖學英文釋義a vein accompanying another structure; a vein may accompany an artery in such a way that the arterial pulses aid venous return