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	spectral class spectrality spectral luminous efficiency spectrally spectralness spectral type spectre spectrin spectro- spectrobolometer spectrobolometric spectrofluorimeter spectrofluorometer spectrogram spectrograph spectrographic spectrographically spectrography spectroheliogram spectroheliograph spectroheliographic spectroheliography spectrohelioscope spectrohelioscopic spectrological

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