After viewing Wheatstone's improved replica of the Speaking Machine at an exposition, a young Alexander Graham Bell set out to construct his own speaking machine with the help and encouragement of his father.
观赏惠斯通的复制品在一次展览中的展出后，年轻的亚历山大·格雷厄姆·贝尔在父亲的帮助和鼓励下建造了自己的说话机器。