Martin's pelvimeter

例句：

1. 1.The doctor used a Martin's pelvimeter to measure the baby's growth.
   医生使用马丁的骨盆测量器来测量婴儿的生长。
2. 2. The nurse was measuring the patient's pelvis for surgery preparation.
   护士正在用马丁的骨盆测量器测量患者的骨盆，为手术做准备。
3. 3.The pediatrician recommended that the mother use a Martin's pelvimeter during pregnancy.
   儿科医生建议孕妇在怀孕期间使用马丁的骨盆测量器。