1. Certain types of foods are also dispensed in pressurized canisters. 某些类型的食品也被装在压力罐中分发出去。
2. Riot police hurled tear gas canisters and smoke bombs into the crowd. 防暴警察朝人群猛掷催泪瓦斯罐和烟幕弹。
3. Volodymiyr Shandra, the Ukrainian Emergency Situations minister, told local media that oxygen canisters being stored in the basement of the building could have triggered the blasts. 乌克兰紧急情况部部长弗拉基米尔·珊德拉告诉当地媒体，存放在大楼地下室的氧气罐可能引发了爆炸。
4. But oxygen canisters cannot be transported by air. 但是，氧气筒不能空运。
5. These canisters are then stored in a concrete-lined building. 这些容器接着就被保存在混凝土内衬的建筑物中。
