a strong ship designed to break a way through ice, for example in the Arctic or Antarctic Topics Transport by waterc2破冰船 a thing that you do or say, such as a game or a joke, to make people feel more relaxed, especially at the beginning of a meeting, party, etc. (会议或聚会等场合,尤其在开始的时候)活跃气氛的游戏(或笑话等)