In 1917, when the U.S. became involved in World War I, the Edison Company created a special model of the phonograph for the U.是什么意思_In 1917, when the U.S. became involved in World War I, the Edison Company created a special model of the phonograph for the U.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句