cloud是可数名词还是不可数名词

cloud既是可数名词又是不可数名词。英语单词cloud作为物质名词使用时，是云的统称，是不可数的，但当它表达具体的几片云朵时，它又是可数名词。

cloud是可数名词还是不可数名词

做“云”讲 既可做可数也可做不可数名词。如：A sky without a speck of cloud万里无云；a white cloud 一朵白云。

做“云状物、一大群”时是可数，如：漫天灰尘 a cloud of dust。

做“阴影、暗物” 时是可数如：战争的阴云the clouds of war。

The plane climbed until it was clear of the clouds.

飞机爬升直至穿出了云层。

The sky was full of dark masses of clouds.

天空中乌云密布。

A cloud of dust rose as the truck drove off.

卡车开过时扬起一片灰尘。

The sun disappeared behind a bank of clouds.

太阳消失在一大片云后面。

It was beginning to cloud over.

天空开始阴云密布。

The dark clouds in the sky meant that a storm was coming.

天空中的乌云预示暴风雨即将来临。

cloud常见短语

rain cloud雨云

storm cloud暴风云，动乱的预兆

altocumulus cloud高积云

cloud bank云堤

a cloud of dust. 一团沙土

a black mass of cloud.一团乌云

cloud one’s vision 蒙蔽了某人的眼睛

be lost in the clouds 如坠五里云雾中，茫然不知所措；空想

cloud有关的俚语

1、be on cloud nine 高兴极了；异常兴奋；乐不可支

---"Was Helen pleased about getting that job?"

---"Pleased? She was on cloud nine!"

---“海伦得到那份工作高兴吗？”

---“岂止是高兴？她简直飘飘然了！”

2、be under a cloud 不被信任，受怀疑；受嫌弃，不受欢迎

The cabinet minister left office under a cloud after a fraud scandal.

这位内阁大臣因涉嫌诈骗丑闻而离职。

3、a cloud hanging over sb 有心事；不悦；忧心忡忡

When you're waiting for an operation, you feel like there's a cloud hanging over you.

等待手术的时候，会感觉忧心忡忡的。

4、a cloud on the horizon 可能到来的麻烦；令人担忧的事

The only cloud on the horizon is the physics exam in June.

唯一要担心的就是6月份的物理考试。

5、Every cloud has a silver lining黑暗中总有一线光明。

I got laid off from work yesterday, but every cloud has a silver lining and now I can spend moretime writing my book.

昨天我被解雇了，但事情总有好的一面，现在我有更多的时间可以写书了。

6、have one's head in the clouds 想入非非，心不在焉

"Alice, do you have your head in the clouds?"asked the teacher. She is absent-minded all day in the class. She must be in love.

“爱丽丝，做什么白日梦呢？”老师问。她在课堂上整天都心不在焉的，一定是恋爱了。