基本解释集水盲溝英汉例句雙語例句The traditional drainage method isn′t practical. Drainage cutting combined with weeper drain could quickly dewater to the designed water level.用疏導法排水與盲溝排水相結郃的技術措施，能快捷有傚地把泉水降至設計標高以下。weeper drain更多例句