| 1. | The dark clouds threatened a big storm . 乌云预示暴风雨的来临。 |
| 2. | Dark clouds were flying low across the sky . 乌云在低空翻滚。 |
| 3. | The moon was covered by the dark clouds . 月亮被乌云遮蔽了。 |
| 4. | Dark clouds foreshadow a storm . 乌云预示暴风雨。 |
| 5. | The sky is overcast with dark clouds . 乌云满天。 |
| 6. | Gleam of sunshine came round the edge of the dark cloud . 从黑云的边缘露出了太阳的光线。 |
| 7. | Dark clouds denote rain . 黑云表示有雨。 |
| 8. | Dark clouds are gathering . 乌云密布。 |
| 9. | Her colour came up, a heavy rage came over her like a dark cloud . 一股怒火象乌云一般涌上心头。她满脸通红。 |
| 10. | Dark clouds were gathering in the skies over europe. war was soon to break out . 欧州上空乌云密布,战争即将爆发。 |