但是光同样可以以一种稍缓的速度行驶，比如它会因为在空气中或水中而被减慢速度。

But light can also travel at a more leisurely pace, slowed, for example, by air or water.

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在过了一个漫长艰难的一周后，他的讲话将稍稍缓解一些压力。

His talk would be some light relief at the end of a long, hard week. He was scheduled as the last speaker on the last day.

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但孕妇的新陈代谢稍缓慢，少喝一些。

But a slow, the metabolism of pregnant women drink less.

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