单词	pupil-teacher ratios
释义	pupil-teacher ratios 师生比
随便看	angle of taper angle of terminal angle of the anterior carina angle of the crossing angle of the jaw angle of the posterior carina angle of the sector angle of the v belt angle of the vertical angle of the V-groove angle of the v groove angle of thread angle of thread flank angle of throat angle of tilt angle of tip angle of tooth point angle of torque angle of torsion angle of total reflection angle of track angle of traction angle of trail angle of trailing edge angle of train 谁念我谁念漂零久谁念玉关人老谁念西风倦旅谁念迁客归来谁怜塞上孤谁怜憔悴更凋零谁怜憔翠更雕零谁怜我谁怜旅愁荏苒浩茫浩荡浪浪人浪传浪动浪堤浪声浪头浪子