Horses are herded to safety away from the volcaniccloud.
成群的马匹正飞奔逃离火山熔岩灰雾。
2
A cloud of volcanic ash is spreading across wide areas of the Philippines.
一大片火山灰正在向菲律宾的大块区域扩散。
《柯林斯英汉双解大词典》
3
A huge cloud of volcanic ash from Iceland has forced authorities to shut down air travel across much of northern Europe, with delays and cancelations spreading quickly.