| 1. | For underwater bursts at certain depths, the radioactive cloud may not be formed .
当在水下某一深度爆炸时，放射性云团也许不会形成。 |
| 2. | This is considerably less than the height attained by the radioactive cloud in an air burst .
这比在空中爆炸中原子云所能达到的高度要低得多。 |
| 3. | By that time, the radioactive cloud had thinned out to such an extent that it was no longer visible .
那时，放射性云已稀释到再也看不见的程度了。 |
| 4. | The radioactive cloud reaches a height of several miles before spreading out abruptly into a mushroom shape .
放射性云在上升达几英里高度后才猛然散开成蘑菇状。 |
| 5. | In its early stages the rain was augmented by the small water droplets still descending from the radioactive cloud .
开始时，从放射性云下沉的小水滴使雨势增大。 |
| 6. | 2023 the winds carry the radioactive cloud to sumer
2023年，风把放射云带给了苏美尔。 |
| 7. | Andriy was just nine when the chernobyl nuclear reactor in the ukraine suffered a catastrophic accident , sending a radioactive cloud over a huge part of europe
当苏联的核反应堆泄漏危及乌克兰，造成整个欧洲头顶的核乌云时，舍瓦只有9岁。 |
| 8. | A nuclear power plant in the ukraine exploded and burned out of control , sending a radioactive cloud to over 20 countries , severely affecting its immediate neighbors ' livestock and farming
乌克兰一核能工厂发生爆炸，燃烧无法控制，放射云蔓延超过20个国家，严重地影响了邻国的畜牧业。 |
