back pack 详细解释

back pack

n. 背包

英英释义

名词 back pack:

a bag carried by a strap on your back or shoulder

同义词:backpack, knapsack, packsack, rucksack, haversack

动词 back pack:

hike with a backpack

同义词:backpack, pack

补充

back packback pack1.背包