短语词组短語epibranchial placode 上鰓基板;鰓上基板lens placode 晶狀躰板;晶狀躰基板;晶躰板;晶躰基板auditory placode [胚]聽基板;聽板;繙譯otic placode 聽板;耳基板ganglion placode 神經節基板preauditory placode 耳前基板sensory placode 感覺基板postauditory placode 耳後基板 返回 placode