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- A relatively rare phenomenon known as iridescent clouds can show unusual colors vividly or a whole spectrum of colors simultaneously. 一种比较罕见的现象被称为虹彩云，可以显示出不同寻常的生动色彩或同时显示出整个光谱范围内的颜色。
- A cloud is a mass of vapor in the sky. 云是天空中的水汽团。
- A cloud is a condensation of water vapour. 云是由水蒸汽凝缩而成的。
- There are several kinds of cloud formations. 云层的构成方式有好几种。
- The couple seemed to be on cloud nine. 那对夫妇看上去极其幸福。
- iridescent cloud 彩云
- The sun disappeared behind a cloud. 太阳消失在一片云后面。
- The wind dispersed the cloud from the sky. 风吹散了天上的云。
- He was on cloud nine after winning the competition. 他在比赛获胜後欣喜若狂。
- The banks of dark cloud promised rain. 天上片片乌云，就要下雨了。
- The sun disappeared from view behind a cloud. 太阳被云遮住看不见了。
- Thick cloud blotted out the view. 云层把风景遮住了。
- A cloud of locusts hit the farm. 大群蝗虫袭击了那个农场。
- The decision will only cloud the issue. 这一决定只能使这一问题变得复杂起来。
- A cloud of smoke was suspended in the air. 一股烟云飘悬在天空中。
- A cloud is a mass of vapour in the sky. 云是天空中的水汽团。
- Every cloud has a silver lining. 黑暗中总有一丝光明。
- To exhibit an iridescent shimmer of colors. 发乳光呈现出珍珠光泽的七色光线
- Brilliantly colored; iridescent. 五光十色的；射出七彩光的
- The moon emerged from behind a cloud. 月亮从云层後面钻了出来。
