He went to the shore and noticed a can (罐子) of gas floating on the sea. When he swam to it, the can jumped incessantly like an eager actor, ready to exit.他来到岸边,注意到海上漂浮着一个气罐。他游向罐子,罐子不停地跳着,仿佛一个急切地想要退场的演员。