But the walls and ceilings of tunnels often had to be lined to keep out water infiltration.但是隧道的墙壁和顶部常常必须加衬以防止渗水。Water was seeping out of the tank.水箱正往外渗水。The walls were dripping.墙壁往外渗水。The meringue will weep if you put it in the fridge.如果你把蛋白酥放进冰箱,它会渗水。The company will come up with a new technique for waterproofing walls.该公司将推出防止墙壁渗水的新技术。