mountain单词相关例句：
If you remove stone by stone, even a mountain will be levelled. 一块一块把石移，高山也可变平地。
The mountain has brought forth a mouse. 虎头蛇尾。
I offered her some help during the mountain climb.
爬山的时候，我向她提供了帮助。

From the top of the mountain I could see the entire valley below.
从山顶上我能看见下面整个山谷。

I lived in a remote mountain village.
我住在一个遥远的小山村。

Jumping off a mountain was part of his adventure.
他的惊险经历还包括从山上跳下！

与 vertical 相反的词是 horizontal ，也就是水平的。
vertical 与 upright 都可表示 “直立的 〞，它们的区别如下：
vertical 指与水平面垂直或大致垂直。
upright 普通用词，指竖立、笔直而不是倾斜、倒塌的，也可用于比喻义，指人正直、品格端正。
例句： The northern side of this mountain is almost vertical .
这座山的北面几乎与地面垂直。

The mountain peaks are covered with snow all year.

山顶上终年积雪。

The old woman has come from a faraway mountain village.

这位老太太是从很远的一个山村来的。

Torrents of water rushed down the mountain and submerged the farmland.

山洪暴发，淹没了农田。

hill单词相关例句：
It's earier to run down the hill than go up. 下山容易上山难。
I climbed up the hill with the assistance of my friend.
在朋友的帮助下，我爬上了山。

He is over the hill as a professional athlete.

作为一名职业球员，他的巅峰时期已过。

When I was 12, I learned to juggle on the side of a gravel hill with oranges.

当我12岁的时候，我学着在小石山边拿橙子玩杂耍。

The haunted house on the hill brooded above the village.

山上闹鬼的房子赫然耸现在村庄之上。

The further hill is five kilometres away.

那座更远的小山在五公里以外。

Kosciuszko National peak of Hill 2230 m altitude, the longest river in Melbourne 3490 chief River.

全国最高峰科修斯科山海拨2230米，最长河流墨尔本河长3490里。

The hill gloomed before us.

山丘隐隐约约出现在我们面前。

He struck down the hill northwards and came to an obscure public-house.

他朝着北面下了丘原，走到了一个很少人知道的酒店。

He is over the hill as a professional athlete.

作为一名职业运动员， 他的巅峰时期已过。