There are two main forms of lower back pain: acute and chronic.

下背部的疼痛发主要有两种类型：急性和慢性。

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It is a also common factor in lower back pain and other chronic painful conditions.

它还常见于腰痛或其他的慢性疼痛。

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Chronic lower back pain is common.

慢性下背痛极为常见。

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Chronic lower back pain is common.

慢性下背痛极为常见。

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