| 单词 | backpack |
| 释义 | backpack (once / 8220 pages) nv A backpack is a bag you wear on your back, with straps over your shoulders. Lots of kids carry their books to school in a backpack. A hiker might carry a heavy backpack for miles, with food and a folded tent inside, while a kindergartner's backpack will be much smaller, and may have a cartoon character on it. You can also call this portable kind of bag a rucksack. If you hike with a backpack, you go backpacking, and you can call yourself a backpacker. The word's been around since the earliest 20th century. WORD FAMILYbackpack: backpacked, backpacker, backpacking, backpacks+/backpacker: backpackers USAGE EXAMPLESBackpacks, bottles and firecrackers were also banned and machine-gun carrying policemen are set to patrol throughout the night. Wall Street Journal(Dec 30, 2016) A stray backpack prompted the partial evacuation of the tower Tuesday. Seattle Times(Dec 28, 2016) A stray backpack prompted the partial evacuation of the tower on Tuesday. Washington Times(Dec 28, 2016) 1n a bag carried by a strap on your back or shoulder Syn|Hypo|Hyper back pack, haversack, knapsack, packsack, rucksack kit bag, kitbag a knapsack (usually for a soldier) bag a flexible container with a single opening 2v hike with a backpack Every summer they are backpacking in the Rockies Syn|Hyper pack hike walk a long way, as for pleasure or physical exercise |
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