英
[s'tepr'?k?ts]
美
[s'tepr'?k?ts]
new
step-rockets的英文翻譯是什么意思,詞典釋義與在線(xiàn)翻譯:
英英釋義
名詞 step rocket:
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a rocket having two or more rocket engines (each with its own fuel) that are fired in succession and jettisoned when the fuel is exhausted
step-rockets的相關(guān)資料:
臨近單詞