If time is a constraint, and it usually is, you may want to consider self-study courses or find an experienced mentor.

如果时间受到约束，通常会出现这样的情况，您可能会考虑到自学课程或者找一个有经验的指导者。

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Critics see it as a reckless act of self-constraint.

批评者认为这是一个自我约束的鲁莽行为。

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The algorithm with a constraint self-regulation constitutes the kernel of qualitative decision.

其中约束自调整方法构成了定性决策算法的核心。

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Many of those choices are manufactured to better segment the consumer market, some can be offloaded to experts to make on our behalf and some can be limited by self-imposed constraint.

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The twenties, possibly alone among the middle decades of life, are passionately celebrated in fiction and memoirs, and the celebrations tend to share a style that is personal, specific, cliquish, pastiched, breathless, often bibulous, and flagrantly confessional the voice of early mastery without mature constraint, self-discovery at a moment when each revelation seems unique.

NEWYORKER: Semi-Charmed Life