单词	drain ditch
释义	drain ditch [化] 排水沟
随便看	arc welding torch arc welding transformer arc welding transformer/rectifier set arc welding with covered electrode arcwelds arc wheel arcwise arcwise connected arcwise-connected arcwise connected component arcwise connectedness arcwise connected polyhedron arcwise connected set arcwise connected space arcwise connected topological space arc without contact arc-y Arcy Arcyria arcyria albida pers. arcyria annulifera arcyria cinerea arcyria denudata arcyria globosa arcyria incarnata 束手无措束手无术束手无策束手无计束手束脚束手束足束手缚脚束手自毙束教管闻束杖理民 up-to-date Uran uranium urban Urethan URL usability usance USB USBめもりー