英语词汇“back-up source”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	back-up source
释义	back-up source 后备电源
随便看	quartz rectangular prism quartz reef quartz residue containing germanium quartz resinite quartz resonant element quartzresonator quartz resonator quartz retainingspring quartz retaining spring quartz retort quartz ring quartzrock quartz rock quartz rod quartz-rod illumination system quartz rod technique quartzs quartz sample quartz sand-packed model quartz sand pool quartz sands quartzsandstone quartz sandstone quartz-sandstone quartz sandstone peak-forest