单词	a birthing pool
释义	a birthing pool 分娩池
随便看	Difference proteins difference psychology difference pulse Difference Pulse Code Modulation difference pulse stripping vohammetry Difference pulse stripping voltammetry difference quantity difference quantization difference quotient difference quotient, difference coefficient difference quotients difference quotients methods difference rate analysis difference-ratio relations difference readers difference receiving technique difference recipient technology difference recovery difference reduction difference register difference removing difference replacement difference report difference resonance difference ring