英语短语词组词汇retropacks的音标、释义、翻译、用法及例句-英语短语词组词典-老街网

短语	retropacks
释义	retropack['retrəupæk] n.制动(或减速)发动机；制动(或减速)装置(宇宙飞船上的一种辅助火箭系统，能产生与飞船航向相反的动力，用以减速)
随便看	Subuluridea subumbrella subumbrellar subumbrellas subungulate subungulates subunit subunits suburb suburban suburbanisation suburbanisations suburbanise suburbanised suburbanises suburbanising suburbanism suburbanisms suburbanite suburbanites suburbanity suburbanization suburbanizations suburbanize suburbanized

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