工人和雇主因为共同合约而联系在一起，这一合约双方中任何一方都能拒绝履行，而且这种关系在概念上是一种合伙关系。

The worker was bound to the master by a mutual contract that either one could repudiate, and the relationship was conceptualized as one of partnership.

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这是一个默默达成的合约，它将几代人困在了一起。

There is an unvoiced contract that binds the generations.

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起草一份“戒烟合约”并且和某个家庭成员或是朋友一起签署它。扔了你所有的香烟，打火机和烟灰缸。

Fill out a "stop smoking contract" and have a family member or friend sign it. Throw away all your cigarettes, lighters and ashtrays.

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