| 释义 |
multistage rocket ˈmʌltisteidʒˈrɔkit 短语⁷⁸⁰³⁰
基本英英近义反义例句Thesaurus
多级火箭
航天事业
Noun:
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近义词 step rocket多级火箭
As the step rocket goes up, some of the stages at the side fall away.当多级火箭上升时，边上的几级火箭就脱落了。as in.space ship
同义词 deep-space ship,exploratory ship,interplanetary rocket,manned rocket,rocket,rocket ship,space shuttle
space shipnoun rocket for space travel
deep-space ship,exploratory ship,interplanetary rocket,manned rocket,rocket,rocket ship,space shuttle |