crude fertility rate

• 一般受孕率； 妊娠率

crude fertility rate的用法和样例：

例句

1. Though the pregnancy rate of conservative surgery for diffused adenomyosis was low, it still has therapeutic value.
   弥漫性子宫肌腺病保守手术妊娠率较低，然仍有一定的治疗价值。