ruì tuō sī lóng · ㄖㄨㄟˋ ㄊㄨㄛ ㄙ ㄌㄨㄥˊ · 更新 2026-07-10 12:36:58
推测体重( mass)→ 2吨发现者( discoverer)→ longman, 1925命名者( first described )→longman, 1925