英语词汇“ring-down supervision”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	ring-down supervision
释义	ring-down supervision 振铃监督
随便看	heavy side scuttle heavy silence heavy silicate heavy sink heavy sizing heavy slash heavy sleep heavy sleeper heavy slubbing box heavy sludge heavy smoked fish heavy smoker heavy snow heavy snow? heavy snowfall heavy snow warning heavy soda heavy soda ash heavy soil heavy solid heavy solids heavy solution heavy solvent heavy solvent naphtha heavy soul gcdd gcdh gcdm gcdr gcdx gcfj gcfs gcgh gcgk gcgp 07438 07439 07440 07441 07442 07443 07444 07445 07446 07447