Grinda格林达
grindv.磨;压迫;碾碎;磨得吱吱响;逐渐停顿n.苦事;磨;碾
grinding of teeth磨牙
grinding cylinder管磨机
grinding circuits磨矿回路
grinding cracking磨削裂纹
grind for an exam用功准备考试
grind preparatory粗磨
grinding of optic光学晶体研磨
grinding compound磨剂,金刚砂
grind out an oathv.切齿诅咒
grinding material磨料