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1. The water roll on the river was so clear that you could see fish swimming beneath it.
河上的水波纹如此清晰，以至于你可以看到鱼儿在下面游动。
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2. The waves rolled in, sending a wave of excitement through the crowd.
海浪滚滚而来，激起了人群中的一阵激动。
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3. The boat's bow lifted up, revealing a water roll of foam and spray.
船头抬起，露出了泡沫和水花组成的波浪。