倒吸气 gasp

水流倒吸 Flow Down Absorption

倒虹吸管 inverted siphon ; sag pipe ; drainage siphon ; Siphon inverted

倒吸之争 Dulce Battle

青龙倒吸水 qinglong sucks water

倒置虹吸管 inverted siphon

多管式倒虹吸管 multiple pipe inverted siphon

倒虹吸涵 siphon culvert ; inverted siphon culvert ; Culvert inverted siphon

弧形倒装吸水箱 curved inverted suction box