单词	胎盘*
释义	胎盘*Placenta
随便看	radio acoustic sounding system radio-acoustic sounding system radio-acoustic sounding system (rass) radioactie capture radio actinium radioactinium radio-action radioaction radio-action contaminants radio-action--contaminants radioactivate radioactivated radio-activation radioactivation radio-activation analysis radio-activation--analysis radioactivation analysis radioactivation method radio-active radioactive radioactive actinium chain [family] radioactive activity radioactive aerosol radioactive aerosol meter radioactive age