名词 water line:

1. a line corresponding to the surface of the water when the vessel is afloat on an even keel; often painted on the hull of a ship

2. a line marking the level reached by a body of water

water leg水涨落速度装置,水夹套watern.水；海域；雨水；海水v.给 ... 浇水；给 ... 供水；加水稀释；充满眼泪；给...水喝Water Content in Air空气-含水量Water with brick tea砖茶水water tank and basin水箱和水池water-tight switch水密开关water-cooling unit水冷装置water seal destroyed水封破坏water garlic extract蒜水提取液waterborne pathogens水传病原体Water supply complex供水枢纽water-jet arrester水柱避雷器