The green-and-white Sikorsky VH-3D, known as Marine One when the President is aboard, was the centerpiece of the July 17 event at the White House showcasing American construction programs.
绿白相间的 Sikorsky VH-3D（总统乘坐时也称海军陆战队一号）是白宫 7 月 17 日凸显美国建造项目活动上的重要展品。