difficult labor的用法和樣例：
例句
- The mother had a difficult delivery.
那位母親難產。 - Anxiety can also be caused by autonomic nerve disorder, lead to the contraction caused by the middle when not caused by difficult labor.
焦慮還可引起植物神經紊亂，導到致產時宮縮無力造成難產。
difficult labor的相關資料：
臨近單詞
Difficultiea
difficult
difficult position in humanism
difficulties in reconstruction
difficult-to-cut materials
Difficulties of identification
difficult withdrawal of needles
difficult mining copper deposit
difficulties of the development
difficult lying- in diagnoses
difficult problem of technology
Difficult - cut - materials
