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词语裂变拆分为汉字：
裂字的拼音、笔画、偏旁部首、笔顺、繁体字，裂字字源来历，裂字演变
1. 裂 [liè]2. 裂 [liě]裂 [liè]破开，开了缝（fèng ）：～开。～纹。～缝。～痕。～变（原子核分裂成几个其他原子核，并放出中子的过程）。～隙。～罅（裂缝）。分～。破～。决～。割～。扯～。裂 [liě]物体的两部分向两……
变字的拼音、笔画、偏旁部首、笔顺、繁体字，变字字源来历，变字演变
性质状态或情形和以前不同，更改：～调。～动。～法。～为。～革。～更。～通（把原定的办法略加改动以适应事实的需要）。～本加厉。～幻无常。……
汉语拼音：liè biàn
Should Iraq acquire fissile material, it would be able to build a nuclear weapon within a year.
伊拉克一旦获得可裂变物质，就能在一年内制造出核武器。And down on this fission fragment it starts with xenon and ends with neodymium which is the last fission fragment.
最后到这个裂变碎片，它开始于，氙，结束于钕，那是最后的裂变碎片。The destructive power of fusion bombs, also known as thermonuclear devices and hydrogen bombs, vastly exceeds that of fission bombs.
聚变核弹也被称为热核武器和氢弹，其破坏力大大超过了裂变核弹。Now the energy that we're trying to capture is kinetic energy of these fission products.
现在，我们能够尝试获得的能量，就是这些裂变产物的动能。Too many neutrons can cause a fission reaction to get out of control. Too few neutrons and a fission reaction stops.
中子过多会让裂变反应失控，中子过少则会让裂变反应停止。Still, she said the goal to end fissile material production is achievable and the international community "expects it of us. "
但她同时表示，禁止生产可裂变材料的目标是可以实现的，国际社会“将希望寄予我们”。"You can look at it like a couple of very large uranium mines, " he said of the fissile material that would result from the program.
“你可以把它看成好几座大型铀矿（的裂变原料在支持这个方案）。”他说。The elements exist for less than one second before falling apart, so the total accumulation is "a sprinkling, " he said.
他还提到，新元素维持了不到一秒钟，然后就裂变了，所以新元素的总量是“非常少的”。As the chain reaction has been halted, the residual fuel should cool down to safe levels even without cooling sea water within a few days.
核裂变会停止，在没有海水的冷却下，几天后残留的燃料会降温的安全线下。