n.百万吨级(爆炸能量计量单位，相当于一百万吨黄色炸药的威力)
megaton的复数

原形：megaton复数：megatons

The bomb had a yield of 20 megatons, making it one of the most powerful ever detonated.
这枚炸弹的爆炸当量为20兆吨，使其成为有史以来引爆过的威力最大的炸弹之一。
The environmental impact of a single megaton nuclear explosion would be catastrophic.
一次单兆吨核爆炸对环境的影响将是灾难性的。
Scientists estimate that the asteroid that killed off the dinosaurs had an impact equivalent to several million megatons.
科学家估计，导致恐龙灭绝的小行星撞击相当于数百万吨TNT爆炸的能量。
The combined energy output of all the world's power plants for a year is still less than one megaton.
全世界所有发电厂一年的总能量输出仍然少于一百万吨TNT当量。
In the Cold War era, both the U.S. and the Soviet Union had warheads exceeding 50 megatons in their arsenals.
在冷战时期，美国和苏联的武器库中都有超过50兆吨的核弹头。
A megaton is a unit of energy equal to one million tons of TNT.
兆吨是一个能量单位，等于一百万吨TNT炸药的能量。
The hypothetical impact of a large comet on Earth could release millions of megatons of energy.
一颗大型彗星假设撞击地球可能会释放数百万兆吨的能量。
The blast radius of a one-megaton nuclear bomb can extend up to 10 miles.
一枚一百万吨级核弹的爆炸半径可以达到10英里。
The treaty aimed to limit the testing and deployment of weapons with yields over 150 megatons.
该条约旨在限制测试和部署爆炸当量超过150兆吨的武器。
The detonation of just a few megatons of nuclear weapons could cause a nuclear winter scenario.
仅几兆吨核武器的爆炸就可能导致核冬天的情景。