| 释义 |
cal·li·pernoun (BrE ) (also cali·per NAmE , BrE ) BrE /ˈkælɪpə(r)/ NAmE /ˈkælɪpər/ callipers [pl. ]an instrument with two long thin parts joined at one end , used for measuring the diameterof 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(BrE ) (NAmE brace ) [C , usually pl. ]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） |