middle-low mountainous area是什么意思 middle-low mountainous area怎么读
middle-low mountainous area的相关资料
middle-low mountainous area的用法和样例
- Geographically, it would be hard to develop this area because of low access and more mountainous regions.
从地理上说，就难以发展，因为这方面的机会和更多的低山区。
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