Not surprisingly, they like to train in the hills.
不用惊讶，他们喜欢在山区训练。
The hills lie about the valley like a protective wall.
群山环抱着峡谷，犹如一堵护卫墙。
Our classmates would like to invite you to climb the Western Hills.
我们班的同学想邀请你一起去西山爬山。
The tops of the hills stood sharply like cruel teeth against the sky.
山顶很尖，在天空的烘托下似乎一排排獠牙。
The tops of the hills stood sharply like cruel teeth against the sky.
山顶很尖，在天空的烘托下似乎一排排獠牙。
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