spillway gate是什么意思 spillway gate怎么读
spillway gate的用法和样例
- Valve or gate that controls rate of water flow through a sluice.
控制通过水闸的水速的阀门。 - We find that the people gathered together at the street or square before the water gate.
我们发现人们聚在水闸大门前的街头或者广场。
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