英语词汇“sustainer”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	sustainer
释义	Word Frequency sustainer (səˈsteɪnə) noun a rocket engine that maintains the velocity of a space vehicle after the booster has been jettisoned
随便看	supply supply and demand supply chain supply line supply management supplyment supply ship supply-side economics supply teacher support supportability supportable supportableness supportably support act supportance support area support band support buying supporter support group support hose supporting supporting actor supporting actress

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