calliper
noun /ˈkælɪpə(r)/
/ˈkælɪpər/
(British English) (also caliper North American English, British English)
- callipers[plural] an instrument with two long thin parts joined at one end, used for measuring the diameter of tubes and round objects (= the distance across them)
卡钳，测径器，两脚规，卡尺（用于测量管子、圆形物体的直径） - a pair of callipers
一把测径规
- a pair of callipers
- (British English) (North American English brace)[countable, usually plural] a metal support for weak or injured legs
双脚规形夹（支撑无力或受伤的腿的金属支架）