calliper
(also caliper), n
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).
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.
🗣️ 情景例句
Smoking is bad for your health.
吸烟对你的健康有害。
I haven't seen you for age. You haven't been sick, have you?
好久不见。你不是病了吧?
Chaplin was born in London in 1889 and first acted when he was five years old.