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Douglas, a broken, solitary, Spitfire Ace, must overcome his past to lead a Lancaster bomber crew in the pivotal aerial war over Berlin, in 1943.。芒果TV动漫少儿频道独家自制，《叮咚小芒果之汉字课堂》双周五更新，从动画中展开主题，每期讲解一个字的拼读，笔顺，字形变化，含义，组词。不仅能在看动画的同时寓教于乐，还能从中感受到中华汉字的魅力。。