拍卖理论的挑战在于平衡简洁性和策略复杂性。
The challenge in auction theory is to balance simplicity with strategic sophistication.
当大雪降下，冷风吹起，独行狼死，群聚狼生。
Ideology represents the imaginary relationship of individuals to their real conditions of existence.
意识形态表现了个体与其真实存在条件之间的想象关系。