单词	marginal need
释义	marginal need 边际需要
随便看	single-anode rectifier single anode rectifier single-anode tank single-anode tank rectifier single-anode tube single-answer single antenna single-antenna single antennas single anticline single-apertured single apertured core single-apertured core single-aperture lens single aperture seal single approach pitbottom single apron single-arc furnace single arc furnace single-arch single-arch dam single-arch hammer single arch hammer single-arc method single area 虋虌虍虍部虎虎1 虎2 虎3 虎4 虎不食儿イッソウイッソウイッソクイッソクトビイッソク跳ビイッソク飛ビイッソノコトイッソノ事イッタイイッタイ