短語詞組短語Knife sharpener 磨刀器;磨刀石mechanical sharpener 磨釺機(jī);削鉛筆機(jī)hammer sharpener 鎚磨器Office Sharpener 辦公削筆機(jī)fishing sharpener 戶外磨刀器sharpener r 鉛筆刀;磨刀器;磨石encil sharpener 鉛筆刀needle sharpener 注射針研磨器memory sharpener 增強(qiáng)記憶力pencil sharpener 卷筆刀 返回 sharpener