into thin air

US /ˈɪntu θɪn ɛr/
UK /ˈɪntu θɪn ɛr/
"into thin air" picture
1.

凭空, 无影无踪

disappearing completely and mysteriously

:
The magician made the rabbit vanish into thin air.
魔术师让兔子凭空消失了。
All our plans for the trip vanished into thin air when the airline cancelled our flight.
当航空公司取消我们的航班时,我们所有的旅行计划都凭空消失了。