n.背叛；脫黨；離會

His defection to the other side was the ultimate betrayal. 他變節(jié)投向另一方是最終的背叛。

In the game, cooperation and defection result in differing payoffs depending on what the other participants do. 在游戲中，合作和背叛所得到的后果將根據(jù)其他參與者的作為而定。

The defection of a large number of back-benchers brought down the last government. 大量的不居要職的普通議員脫黨，造成前任政府的垮臺。

缺陷