您要查找的是不是：
- Our pilotless rocket enters the track of the earth. 我们把一个无人驾驶的火箭送入了地球的轨道里。
- The discovery of the nuclear fission is a new departure in physics. 核分子分裂的发现是物理学上的一个新起点。
- They planned to send a rocket to the moon. 他们计划向月球发射火箭。
- fission rocket 核列变火箭
- Imagine a rocket that can travel at the rate of light! 想象一下能以光的速度飞行的火箭。
- A rocket manned by trained astronauts will launch soon. 载有受过训练的宇航员的火箭马上就要发射了。
- Scientists have computed the probable course of the rocket. 科学家利用计算机计算了火箭可能运行的轨道。
- The rocket did one circuit of the earth and returned to base. 火箭绕地球运行一周后返回基地。
- When atoms split, the process is called "fission". 原子分裂时，其过程被称为“裂变”。
- Fission bombs use highly enriched fuel. 裂变原子弹使用高度浓缩燃料。
- An aircraft takeoff aided by an auxiliary jet or rocket. 助飞用喷气机或火箭帮助航空器起飞
- Viruses do not undergo binary fission. 病毒并不进行二分裂。
- The fission products formed are highly radioactive. 所生成的裂变产物具有很强的放射性。
- The life develops as the fission of the cells. 随着细胞的分裂, 生命开始发育。
- A rocket can bring back information which we could never get in any other way. 火箭能够带回我们用其他方法得不到的资料。
- Reproducing by biological fission. 裂殖的由生物分裂而生殖的
- To cause to undergo nuclear fission or fusion. 使裂变或聚变使遭受核裂变或聚变
- We sent an unmanned rocket into earth orbit. 我们把一个无人驾驶的火箭送入了地球的轨道里。
- Atomic fission furnishes enormous energy. 原子分裂可提供大量的能源。
- The rocket punched its way out of the atmosphere. 火箭猛力冲出大气层。
