单词	tin-foil echo
释义	tin-foil echo 锡箔条回波
随便看	ventilation survey ventilation symbols ventilation system ventilation system of hydrogenerator ventilation systems ventilation terminal ventilation test ventilation tower ventilation trachea ventilation tracheae ventilation trunk ventilation tubing ventilation tunnel ventilation type ventilation valve ventilation vent cover ventilation volume ventilation with comb-shape entries ventilation with top-and-bottom spaced entries ventilation with two-parallel-tower entries ventilative ventilator ventilator air inlet ventilator-associated ventilator - associated pneumonia kkwp kkxc kkxz kkyj kkyy kkzy klbj klch kldq klds 比月比来比武比比比比皆是比湿比热比照比特比特币