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1·When these ice pellets fall, some of them strike much smaller ice crystals in the center of the cloud.

当这些冰粒下落时，其中一些会撞到云团中心的更小的冰晶。

2·Then updraft wind currents carry the light, positively charged ice crystals up to the top of the cloud.

然后上升气流将轻盈的、带正电荷的冰晶带到云的顶部。

3·During this re-organization, the ice crystals realign in a way that allows them to slide pass each other.

在这个重组的过程中，冰晶会重新排列成允许它们相互移动的形式。

4·It is snow and ice crystals.

这是雪和冰的结晶体。

5·Cirrus is formed from ice crystals.

卷云是冰晶形成的。

6·Ice crystals begin to deform measurably.

冰晶就产生某种程度的变形了。

7·Snowflakes are composed of conglomerated ice crystals.

雪花是由一簇簇的冰晶组成的。

8·Studying individual ice crystals can yield all sorts of information.

对冰晶的研究可以得到很多信息。

9·The upside down kind however, are caused by ice crystals in the air.

但是这种向下倒的彩虹，却是由空气中的冰晶所引起。

10·On Earth, NASA says, white wispy cirrus clouds are made of ice crystals.

美国航天局说，在地球上稀疏的白色卷云是由冰晶所组成的。