但是波音公司项目经理乔•沃格尔说，超音速飞机在技术上已经取得了重大突破，他预计超然冲压发动机将来也可能会应用到民航客机上。

But Joe Vogel, the project manager at Boeing, says the technology has “crossed over the threshold” into hypersonic flight. He reckons that scramjets might one day power civilian aircraft.

youdao

但是波音公司项目经理乔•沃格尔说，超音速飞机在技术上已经取得了重大突破，他预计超然冲压发动机将来也可能会应用到民航客机上。

But Joe Vogel, the project manager at Boeing, says the technology has “crossed over the threshold” into hypersonic flight. He reckons that scramjets might one day power civilian aircraft.

youdao