慢速英语:Let It Snow!

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例句：Particles of dirt settled on the tablecloth.
      尘埃落在台布上。

2.surface n.面, 表面,表层

例句：A cube has six surfaces.
      立方体有六个面。

The wooden surface had a beautiful shine.
这木头表面发出美丽的光亮。

3.snowstorm n.暴风雪

例句：A severe snowstorm blocked up railroads.
      一场暴风雪使铁路中断。

4.removal n.移动,搬动;迁居;除掉,切除;排除

例句：After the removal of the soup, fish was served.
      汤撤去后, 鱼就上来了。

5.emergency n.紧急情况,突然事件,非常时刻

例句：In the rear of the plane is an emergency exit.
      在飞机的后面是紧急出口。