英语词汇“back ... up”的读音、翻译、释义、用法及例句-英译汉实时翻译、汉译英在线翻译、英汉互译翻译词典-国先网

词汇	back ... up
类别	英译汉实时翻译、汉译英在线翻译、英汉互译翻译词典
释义	back ... up 翻译回来...上
随便看	echo-sounding device echo sounding gear echo-sounding gear echo sounding instrument echo-sounding instrument echo sounding launch echo sounding-machine echo sounding machine echo-sounding receiver echo sounding room echo soundings echo-soundings echo source echo sourding echo speech echo-speech echospeech echo splitting echo-splitting radar echo,spurious echostar Echostigmine echo stop echo strength echo-strength

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