n.carrying something in a pack on the back

"the backpacking of oxygen is essential for astronauts"

同義詞：packing

Backpacking experiences
Backpacking: diversity and change.
Backpacking experiences: A type and form analysis.
Energy cost of backpacking in heavy boots
Backpacking and hostel‐picking: an analysis from Canada
Backpacking Southeast Asia: strategies of "looking local".
Backpacking and tourist experience: A type and form analysis
A postcolonial analysis of backpacking
Lifestyle travellers: backpacking as a way of life.
Effects of backpacking holidays in Australia on alcohol, tobacco and drug use of UK residents