roads in the united states 中文意思是什麼
roads in the united states
解釋
美國街道-
These roads are often in the united states financed by tolls.
在美國這種道路通常是用通行稅來籌集資金的。 -
The interstate highway system is only a small part of the huge system of roads in the united states
洲際公路系統僅僅是美國龐大的公路系統中的一小部分。 -
To put the magnitude of road erosion in yunnan in perspective, the much lower landslide rates from roads in north america were substantial enough to shut down much of the logging on federal forest lands in the western united states
要正確認識雲南公路侵蝕的程度，不妨看看北美地區的情況，那裡低得多的公路滑坡率就足以讓美國西部聯邦林地上的許多砍伐行為停止下來。
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