基本解释泄水道 沖砂孔英汉例句雙語例句Satisfactory solutions of the scour of rocky riverbeds downstream from outlet structures have not been found as yet.泄洪建築物下遊巖石河牀的沖刷問題，至今尚未得到滿意的解決，關鍵是河牀基巖模擬方法的準確、可靠性。scour outlet更多例句词组短语短語scour outlet channel 沖淤渠道;沖砂泄水道Outlet scour 沖砂口scour outlet更多词组