Operating expenses total $206,337 for every hour the president's plane is in the air.

“空军一号”每飞行一小时，运行总成本就高达206，337美元。

youdao

Operating expenses total $206,337 for every hour the president's plane is in the air.

“空军一号”每飞行一小时，运行总成本就高达206，337美元。

youdao