名词
中文翻译：单向通行
同义词：
['single-way access', 'one-way passage']
例句：
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1.This tunnel provides one-way access to the mountain peak.
这条隧道为前往山顶提供了单向通行。
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2. The security guard had a single-way access to the restricted area.
保安有单向通行权进入受限制的区域。
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3.The train has a one-way access only during rush hours.
火车只在高峰时段提供单向通行。