云英语单词cloud读法为：英[klaʊd] 。
一、释义
n.云，云朵，云状物(如尘雾、烟雾、一群飞行的昆虫)，阴影，忧郁，焦虑，令人忧虑的事。
v.使难以理解，使记不清楚，使模糊;显得阴沉(或恐惧、愤怒等)，看起来忧愁(或害怕、愤怒等)，(尤指用无关的话题来)混淆，搅混(问题)，布满云，使减少乐趣，（使）不透明。
一、例句
1、The night was dark, the stars hidden behind cloud.
夜很黑，星星都躲在云的后面。
2、The blast sent a huge mushroom cloud of toxic gas into the air.
爆炸冲击波使含有有毒气体的蘑菇云腾空而起。
3、The plane was flying in cloud most of the way.
飞机一路大多在云层里飞行。
4、We could see the moon through a break in the clouds.
我们能从云缝里看到月亮。
5、Fog and low cloud cover are expected this afternoon.
预计今天下午有雾和低空云层。
6、Her father's illness cast a cloud over her wedding day.
她父亲的病给她的结婚喜庆日蒙上了一层阴影。
7、His last years were clouded by financial worries.
由于经济窘困，他的晚年生活过得闷闷不乐。
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