In 1917, following the death of John Alexander Hill, James H. McGraw merged the McGraw and the Hill Publishing Companies.

1917年，John Alexander Hill逝世后，James h . McGraw将麦克·格劳出版公司与希尔出版公司合并。

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But John McGraw says there are also a lot of devices inside the Triple-7 that can help searchers follow its movement.

但麦格劳表示，波音777上有很多设备可以帮助调查员追踪它的移动。

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