stagger breathing
A breathing technique used by wind instrument players and singers to produce a continuous sound without audible breaks. The term is wasei-eigo from 'cunning breath'.
wasei-eigo (Japanese-coined English), from cunning breath
The flutist used stagger breathing to play the long phrase without interruption.
Wasei-eigo from English 'cunning breath'. The exact origin is uncertain, but it likely refers to the clever or tricky nature of the technique.