顎神經(jīng)基板placode: 基板maxillary: 昆蟲下顎的; 上頜的; 上頜骨的; 小顎的; 顎骨的auditory placode: 胚聽基板; 聽基板epiblastic placode: 上胚層基板epibranchial placode: 鰓上基板下載手機(jī)詞典可隨時隨地查詞查翻譯