1. Don't move units in front of your cannons - especially when your artillery have cannister selected. 不要在加农炮炮口前调动部队——特别是在加农炮开霰弹射击的时候。
2. The student is believed to have been shot during a scuffle after a cannister of tear gas was discharged. 这个学生是在群殴中，有人投掷了催泪罐后被枪打伤的。
3. There are rooms filled with hundreds of petrol cannister-sized batteries that can run the centre briefly if both power supplies fail. 楼内还有若干房间，里面装满了数百块汽油罐大小的电池，如果两座变电站同时发生故障，这些电池可以暂时维持中心的运转。
英英解释
n.
1. metal container for storing dry foods such as tea or flour
