變分矢量場variation, diurnal: 日變化variations on the canon: 卡農(nóng)變奏曲variation, periodic: 周期變化variations on a theme of haydn: 海頓主題變奏曲variation, seasonal: 季節(jié)變化下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯