precipitin用法_例句
precipitin 朗读
precipitin
音标：prɪ'sɪpɪtɪn
precipitin翻译
precipitin双语用法和例句
相关单词
polynesian pulchritude photomural peh polyfoil perpetrator palpable pyaemia protium pestilence palatium pancarditis projet phototube pledgor pianino psychopathist polyphase phlebogram portrayal