云用英语怎么说

云是大气中的水蒸气遇冷液化成的小水滴或凝华成的小冰晶，它们混合组成的漂浮在空中的可见聚合物。云是地球上庞大的水循环的有形的结果。太阳照在地球的表面，水蒸发形成水蒸气，一旦水汽过饱和，水分子就会聚集在空气中的微尘(凝结核)周围，由此产生的水滴或冰晶将阳光散射到各个方向，这就产生了云的外观。接下来小编告诉你云用英语怎么说。

云用英语怎么说：

cloud

cloudland

clouds

nebulium

云的英语例句:

云层的构成方式有好几种。

There are several kinds of cloud formations.

乌云预示着暴风雨的到来。

The clouds presage a storm.

云层正在堆积。

Clouds are banking up.

太阳消失在一片云后面。

The sun disappeared behind a cloud.

星云的英文：

nebula

参考例句：

The element hydrogen comprises 90% of the matter in gaseous nebulae

元素氢占气体星云物质的90%。

galactic nebulas are masses of diffuse material within our galaxy

银河星云是我们星系中的一团团弥散物。

For the Galaxy and the andromeda nubula, they do not form a pair of galaxies completely isolated from all others

对银河系和仙女座星云来说，它们并不构成与所有其他星系完全孤立的一对星系。

These sources are generally viewed in projection against radio nebulae representing the remnants of supernova outbursts

这类源一般都投影在超星爆发残骸的射电星云上。

The spiral nebulae are impressive objects.

旋涡星云是迷人的天体。

The spiral nebulae are impressive objects

旋涡星云是迷人的天体。

You can see nebulae in the clear summer sky

在晴朗的夏夜可以看到天上的星云。

卷层云的英文：

cirrostratus (cloud)

参考例句：

A high - altitude,thin hazy cloud,usually covering the sky and often producing a halo effect.

卷层云一种薄雾状高空云，常覆盖天空并产生光晕效应

cirrostratus是什么意思：

n. 卷层云

cloud是什么意思：

n. 云;云状物;阴影;大群;黑斑

v. 使忧郁，暗淡;以云遮敝，乌云密布;使混乱，不清楚;玷污

Cloud the issues.

混淆争端

There was heavy cloud and a lowering cloud base.

阴云密布，而且云层愈来愈低。

cloud over;(of the sky)become covered with clouds

(指天空)布满了云.

The moon was obscured by the clouds.

月亮被云遮暗了。

雷雨云的英文：

thundercloud

thundercloud是什么意思：

n. 雷云

a baleful look; forbidding thunderclouds; his tone became menacing; ominous rumblings of discontent; sinister storm clouds; a sinister smile; his threatening behavior; ugly black clouds; the situation became ugly.

恶毒的眼神;可怕的雷雨云;他的声音变得恶毒了;不吉祥的怨言;不祥的暴风云;险恶的微笑;他那危险的行为;不祥的乌云;局势变得危险了。