形容词
中文翻译：Unknown
同义词：
['marginal', 'peripheral', 'auxiliary例句：1. The peripheral area of the city is experiencing rapid development.（城市的外围区域正在快速发展。）']
例句：
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1. The peripheral area of the city is experiencing rapid development.
城市的外围区域正在快速发展。
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2.The peripheral roads are often congested during rush hours.
在高峰时段，周边道路经常拥堵。
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3.The peripheral part of the library has a lot of books available for borrowing.
图书馆的外围部分有很多书籍可以借阅。