Excess water will drain through sluices into the sea.
过剩的水将会通过水闸排放到海里去.
英语晨读30分（高二）
The sluices are worked from the control board.
闸门是由控制台操纵的.
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Sluices and valves govern the flow of liquid and makeshift meters record the water - levels.
这些容器里的水由阀门控制着,水位由临时安放的尺子标注.
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