同根派生 sluicegate相关词英汉例句用作名词 (n.)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。sluicegate更多例句