| 释义 |
trachelobregmatic diameter trach·e·lo·breg·mat·ic di·am·e·terthe diameter of the fetal head from the middle of the anterior fontanelle to the neck.trach·e·lo·breg·mat·ic di·am·e·ter (trāk'ĕ-lō-breg-mat'ik dī-am'ĕ-tĕr) The diameter of the fetal head from the middle of the anterior fontanelle to the neck. |