我们短期变化率指标支持这一论点，因为它处于蓝色超卖线位置，但就其本身只有这单一讯号是不足以作为进场的理由。

Our short-term rate-of-change supports this argument as it is at the blue oversold line, but by itself this signal is not reason enough to buy.

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通常，向上部布林线移动经常意味这个资产将会被超买，向下部布林线移动则意味将会被超卖。

In general, a move toward the upper band can often suggest that the asset is becoming overbought, while a move close to the lower band can suggest the asset is becoming oversold.

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