The Americans and Russians have launched many rockets into space.
美国人和俄罗斯人已把许多
箭
到太空。
箭箭武器；箭（弹）；烟花
；猛成功，迅提高地位箭弹攻击
者;箭动机；箭引擎箭箭装置，箭器；箭筒，箭车箭专家；股市分析高手；[喻]行家箭弹；喷气箭箭燃料箭箭推进；[计]喷推进The Americans and Russians have launched many rockets into space.
美国人和俄罗斯人已把许多箭到太空。
A rocket was fired at the moon.
箭到月球
。
The rocket boosts the astronaut into space.
这箭能把宇航员送入太空。
The rocket lifted off from its launching pad.
箭从它的台而出。
I saw the launch of the rocket yesterday.
我昨天看了箭。
She was fascinated at the spectacle of a rocket launching.
她被箭的壮观场面强烈地吸引住了。
Early experiments with military rockets prepared the ground for space travel.
早期军用箭的试验为太空飞行奠定了基础。
The rocket is due to lift off at noon on Friday.
箭定于星期五中午。
The rocket flight had to be aborted because of difficulties with computer.
因电脑出故障，这次箭飞行只好中辍。
There’s only a few seconds to go before the rocket takes off.
离箭仅有几秒钟了。
The huge rockets were fired into the air from a place in Europe.
一枚枚巨型箭从欧洲的某地到空中。
His favourite gadget is a Russian-made rocket launcher which holds 40 three metre-long missilles.
他最喜欢的还是那个俄制的箭器，它可载40枚三米的箭。
This will allow the rocket's oxidiser tank to expand when it is full.
这使得飞船的氧化罐在满载时产生膨胀。
The dog rocketed into the darkness.
狗飞奔着消失在黑暗中。
His gauntlets contain a flamethrower, and a whipcord lanyard launcher.His kneepads conceal rocket dart launchers.
护手装有焰投器和可拉紧的绳勾，膝甲装有箭标器。
The train rocketed downhill.
车急
滑下坡。
The rockets flared a warning.
箭出闪光警告。
He rocketed to star overnight.
他一夜之间成了明星。
The world urban population is rocketing upwards at a rate of 6.5 per cent per year.
世界城市人口以每年6.5％的度急升。
In this paper,the characteristics of tripropellant rocket engine was studied in two different ways:experiment and simulation .
本文从实验、仿真两个方面对三组元液体箭动机推力室的工作过程进行了研究。
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