乌云

• Dust swept over the area again in black clouds that covered the sun .
  黄沙象蔽日的乌云又一次地席卷这一地区。
• 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。
• Behind him the hills rose like heavy clouds in the afternoon sky .
  时已傍晚，在他背后的小山丘象朵朵乌云升起的天空。
• As i got near the shore the clouds gathered black and the rain came down .
  我刚走近海岸，忽然乌云密布，大雨倾盆直下。
• The sky had clouded over very quickly. thunder and lighting were promised .
  乌云迅速弥漫了天空，接踵而来的将是闪电雷鸣。
• He pointed to a dark blotch upon the starry sky some miles astern of us .
  他指着我们身后几英里处繁星点点的天空中的一朵乌云。
• Darkness was coming early because of the cloud layer that still blanketed the sky .
  由于空中仍然垂着沉甸甸的乌云，天黑得较早。
• A watery sunlight shone down through an opening in the fast-moving cloud cover .
  一束淡淡的阳光从飞快移动的乌云缝隙间投射下来。
• A fine sandy dust arose from the land and hung in a stifling cloud over the sea .
  一团细沙从地上腾空而起，在海面上空形成一团乌云。
• His outlook, habitually sombre, lay under the shadow of deeper cloud .
  他对事物的看法本来是消沉的，这时更给笼罩在一层浓厚的乌云下了。