n.a bag carried by a strap on your back or shoulder
同义词：back packknapsackpacksackrucksackhaversack
v.hike with a backpack
"Every summer they are backpacking in the Rockies"
同义词：pack
backpack例句
Backpack Backpack Backpack Backpack: Detection of People Carrying Objects Using Silhouettes Backpack: detection of people carrying objects using silhouettes MEDICAL SYSTEM WHICH INCLUDES A BACKPACK POUCH Backpack based system for human electricity generation and use when off the electric grid Gait and posture responses to backpack load during level walking in children Energy harvesting from a backpack instrumented with piezoelectric shoulder straps Use of the "CDC backpack aspirator"for surveillance of Aedes aegypti in San Juan, Puerto Rico. Assessing the Efficacy of Single-Pass Backpack Electrofishing to Characterize Fish Community Structure Field efficacy of the BG-Sentinel compared with CDC Backpack Aspirators and CO2-baited EVS traps for collection of adult Aedes aegyp... Taylor & Francis Online :: Assessing the Efficacy of Single-Pass Backpack Electrofishing to Characterize Fish Community Structure - ...
