您要查找的是不是：
- Magnetic Cloud in Interplanetary Space 行星际磁云研究新进展
- Magnetic Cloud Boundary Layer (MCBL) 磁云边界层
- The plane climbed until it was clear of the clouds. 飞机爬升穿出了云层。
- Role of Expansion Velocity of Magnetic Clouds in Flux Rope Model 磁云膨胀速度对无力场磁通量管模型拟合结果的影响
- For a while, the darkling star disappeared behind thick clouds. 隐约出现的星星暂时消失在厚厚的云层後面了。
- I peep out the porthole and see a sea of clouds. 我从飞机的舷窗向外张望，看到一片云海。
- Rain clouds are banking up. Hope they'll blow over. 雨云正在聚积起来。希望它们会散去。
- In the evening the rosy clouds were gorgeous. 傍晚的云霞绚丽多彩。
- The lowering clouds threaten rain. 这阴霾的云层预示即将下雨。
- Dalian is a magnet for tourists. 大连是吸引游客的地方。
- He waited and waited till the clouds rolled by. 他等了又等，直到时机到来。
- Dark clouds are a sign of rain or snow. 乌云是雨或雪将至的预兆。
- The sun burst through after the clouds rolled away. 乌云滚滚而去后，太阳破云而出。
- AN INTERPLANETARY ORIGIN OF GREAT GEOMAGNETIC STORMS: MULTIPLE MAGNETIC CLOUDS 特大地磁暴的一种行星际源:多重磁云
- The black clouds threatened rain. 乌云密布预示着将要下雨。
- The moon peeped out from behind the clouds. 月亮从云层中隐现。
- This disco is a magnet for young people. 这家迪斯科舞厅经常吸引大批年轻的顾客。
- The sun burst through the clouds. 太阳从云缝里露出来了。
- Those black clouds look a bit ominous. 乌云压顶，来势不妙。
- We were flying above the clouds. 我们在云层上面飞行。
