单词	等腔囊胚
释义	等腔囊胚equal coeloblastula
随便看	observation airplane observational observational astronomy observational day observational definition observational equation observational error observational frequency observational learning observationally observationally equivalent observational method observational network observational point observational research observational site selection observational skill observational statement observational study observational twilight observation and learning activities observation angle observation angle (of a retroreflector) observation angle [of a retroreflector] observation apparatus