cigarette packetˌsiɡəˈretˈpækit短语⁷⁹⁹⁷⁸⁺⁹ 基本例句 香烟盒 Each fuel cell is about the size of a cigarette packet, weighs150 grams, and generates electricity by combining oxygen from the air with an internal fuel. 每块燃料电池有香烟盒大小，重150克，通过将空气中的氧与内置的燃料化合的方式产生电能。 ecocn Empty cigarette packet litter the floor. 地板上丢满了空烟盒。 hotdic