请问early pregnancy units（EPU）如何翻译

请问early pregnancy units（EPU）如何翻译 pregnancy teen pregnancy previous pregnancy pregnancy -oriented ongoing pregnancy 请问early是什么意思. UN pregnancy什么意思 pre-pregnancy什么意思 post-pregnancy 什么意思? ectopic pregnancy是什么意思 请问英语词中early 请问as early as October 请问：UN、CCTV、NBA、UFO各是什么意思? explain fertilization and pregnancy works? gestation duration of pregnancy是什么意思 请问下面几句话的区别和语法是否正确Somebody is being pregnancySomebody being pregnancySomebody pregnancySomebody is pregnancy这句话是要强调“正在怀孕之中”