drop through

1 The floor collapsed and they dropped through.

地板坍了，他们从坍陷处跌了下去。

2 The rain is leaking in large drop through the roof.

雨正大滴大滴地从屋顶漏下来。

3 A slit is provided for the coin to drop through.

狭长的口子是供投硬币用的.

4 The check valve shall utilize single torsion spring design to minimize pressure drop through the assembly.

止回阀应该采用单个扭力弹簧结构以减少通过总成的压降.

1 毫无结果

no soap

2 落空

fade squib trick sink blast frustrate defy scotch falsify delude scupper fall to the ground

3 失败

lost failed unsuccessful losing busted abortive unsuccessfully failingly loss Miss failure defeat reverse suck frustration abortion turkey smash bust frost setback flop failing miscarriage boob fluff shipwreck misfire boggle muff fizzle undoing flunk flub cock-up discomfiture mess-up cockup smashup unsuccess go lose fail crash founder fold abort backfire goof trip upset spike frustrate wreck vitiate go down the tubes bring to grief be defeated in lose the day singe wings run awry come to nothing go to the wall come a mucker have had chips no soap put the skids on put the skids under fall down on go belly up come unstuck go awry breakdown stumble beating overthrow defection washout flivver bomb decay boomerang miscarry disappoint lose ground miss out on thumbs down no go push to the wall get the worst of bring to naught miss the mark die on feet come to naught fall flat on face miss tip miss a figure break the molasses jug not get anywhere put the skid under