mountain
单词辨析：
通常指大山，比 hill 高。
She lives over the mountain.
她住在大山那边。
It is hard to climb up a mountain.
登山很艰苦。
Which is the highest mountain in that country?
那个国家最高的山是哪座？
通常指不如 mountain 那样高大的小山、小丘、丘陵。
rolling hills
绵延起伏的山丘
There is a house on that steep hill.
在那座陡峭的小山上有一栋房子。
These children like to play games on that wooded hill.
这些孩子喜欢在那个长满树木的山丘上玩耍。
用作山名的一部分，通常首字母大写，或略作 Mt；在文学作品中与 mountain 同义。
Mount Tai
泰山
Mt Kenya
肯尼亚山
A group of experts arrived at the foot of Mount Qomolangma.
一组专家来到了珠穆朗玛峰的山脚下。
He decided to climb the mount with others.
他决定与其他人一起爬山。
相关例句：
The mountain area is covered entirely in dense jungle.
山区完全掩映在茂密的丛林中。
'We had a mountain to climb after the second goal went in,' said Crosby.
克罗斯比说：“进第二个球之后，我们面临着严峻的挑战。”
Mount Marcy is the highest mountain in the Adirondacks.
马西山是阿迪朗达克山脉中最高的山。
Searchers have found three mountain climbers missing since Saturday.
搜救人员已经找到了周六失踪的3名登山者。
The mountain peak was covered with snow.
积雪覆盖了山巅。
The region is uninhabited except for a few scattered mountain villages.
除了几个零星的小山村之外，这个地区杳无人烟。