n.(装茶叶、咖啡等有盖的)小罐，霰弹筒，(用以放置胶片的)扁平圆金属盒

原形：canister复数：canisters

The chef carefully removed the canister of flour from the pantry shelf.
厨师小心地从食品储藏室架子上取下面粉罐。
She placed the vacuum cleaner's dust canister on the floor and detached it for emptying.
她把吸尘器的尘桶放在地板上，拆下来清空。
The hiker fastened the water canister to his backpack's exterior frame for easy access during the trek.
徒步者把水罐固定在背包外框上，便于徒步过程中取用。
A small canister of pepper spray was attached to her keychain for personal safety.
她的钥匙链上挂着一小罐防狼喷雾，以备个人安全之需。
The archivist carefully stored the rare film negatives in airtight canisters to prevent deterioration.
档案管理员小心翼翼地将珍贵的胶片底片存放在密封罐中，以防其变质。
The scuba diver checked the air pressure in his oxygen canister before descending into the depths.
潜水员在下潜前检查了氧气罐中的空气压力。
The chemist sealed the toxic substance inside a specially designed, leak-proof canister.
化学家将有毒物质密封在一个特别设计的、防漏的罐子里。
He unscrewed the lid of the coffee canister, inhaling deeply as the rich aroma filled the kitchen.
他拧开咖啡罐的盖子，浓郁的香气顿时溢满厨房，他深深地吸了一口气。
The survival kit included a waterproof canister containing matches, a compass, and a whistle.
生存工具包里有一个防水罐，里面装有火柴、指南针和哨子。
After using up all the fuel in the camping stove's canister, they had to hike back to civilization to resupply.
他们在野营炉的燃料罐耗尽后，不得不徒步返回文明区补给。