對(duì)稱自振symmetricmatrix: 對(duì)稱矩陣symmetricalwave: 對(duì)稱波symmetricoscillations: 對(duì)稱振蕩symmetricaltwoportnetwork: 對(duì)稱四端網(wǎng)絡(luò)symmetries of elementary particles: 基本離子對(duì)稱性下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯