burnout
US /ˈbɝːn.aʊt/
UK /ˈbɝːn.aʊt/

1.
2.
燃料耗盡, 發動機停止點
the point at which a rocket or jet engine stops functioning because all its fuel has been used
:
•
The spacecraft reached burnout of its first stage.
飛船達到了第一級的燃料耗盡點。
•
After burnout, the spent stage separated from the main rocket.
燃料耗盡後,廢棄的級段與主火箭分離。