（制度、方法、政策等的）轉(zhuǎn)變，轉(zhuǎn)換 switch over: 轉(zhuǎn)換轉(zhuǎn)變。 aerial change-over switch: 天線轉(zhuǎn)換開關(guān)antenna change over switch: 天線轉(zhuǎn)換開關(guān)antenna change-over switch: 天線轉(zhuǎn)換開關(guān)battery change -over switch: 起動轉(zhuǎn)換開關(guān)下載手機(jī)詞典可隨時隨地查詞查翻譯
