| [/ˈkælɪpə(r); ˋkæləpɚ/] n 用法:
1 [C usu pl 通常作复数] metal support for weak or injured legs 双脚规形夹（因腿部无力或损伤而使用的金属支架）. 用法:
2 callipers [pl] instrument for measuring the diameter of tubes or round objects 测径器; 双脚规; 卡钳:
a pair of callipers 一把测径器. =>illus 见插图. |