词汇	pregnant ovum
释义	pregnant ovum 受精卵,孕卵
随便看	local preference search Local preferred Local preferred ventilation local pre-fracturing local pregnancy local preheating local prejudice local prepay pay station local prescription local-preservationist local press local pressure Local pressure drop local pressure gradient local pressure-lifting method local pressure loss local pressure pulsation local pressure reducing chamber local pressure reducing valve local pressure reduction local pressurization Local prestress local prestressed tendon Local price local prices