number of pregnancies meaning in English

妊娠次数

Background : there has been an increase in the number of pregnancies in renal transplant recipients
背景：肾移植后妊娠数量正在逐渐上升。
Abortion unwanted pregnancies a great number of pregnancies are unplanned , and many of these are unwelcome or even unwanted
多数的妊娠为无计划的，并且许多是不受欢迎的甚或非意愿的。
" we have also found an increase in the number of pregnancies involving people who meet through the internet , " zhang said
张医生说： “我们还发现，网上交友所导致的意外怀孕数量增多。
This tuition ? compared , as before , with whatever biology classes and playgrounds provide ? reduced the number of pregnancies in three out of seven trials ( the remaining four recorded no difference )
这次调查? ?像以往的一样包含了所有的生物课上以及社会小组的预防工作（请高人赐教，这是我猜的） ? ?显示七组中的三组里怀孕率降低（另外四组没有变化）。