There are other possible optimistic locking strategies and detailed design work is needed to devise suitable concurrency schemes.

另外，还需要一些其他可能的乐观锁定策略和详细设计，以制定合适的并发方案。

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Getting expert advice at the right time can avoid costly mistakes at startup, from sales forecasts that are too optimistic to ill-advised marketing strategies.

通过在恰当的时候获得专家建议，你就可以在创业初期避免代价昂贵的错误，比如过于乐观的销售预测，盲目的市场战略等。

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