单词	sports theoretical
释义	sports theoretical 体育理论
随便看	directional separation directionalseparation filter directional separation filter directional separator directional sharpness directional shear directional shooting directional shrinkage directional sign directional signal directional signalin system directional sign, guide sign directional silicon steel directional silicon steel strip directional similarity directional simple loops directional simulation directional single-plane jet perforator directional skid resistance Directional slide blasing Directional snake directional solenoid operated valve directional solidification directional solidifica-tion direc-tional solidification