英语词汇“R.O.I.”的读音、翻译、释义、用法及例句-高考报名网

词汇	R.O.I.
释义	R.O.I. abbr.（缩写 abbreviation）投资回报率(= return on investment) 皇家油画家协会(= Royal Institute of Oil Painters) 同义: return on investment投资回报率 Royal Institute of Oil Painters皇家油画家协会
随便看	helical gear helicar helices helichrysum helicity helicline helicograph helicoid Helicon heliconia Heliconian helicopt helicopter helicopter gunship helidrome Heligoland helihop helilift helio helio- heliocentric heliocentric parallax heliochrome heliodor Heliogabalus

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