名词
中文翻译：半隧道
同义词：
['semi-tunnel', 'half-tunnel']
例句：
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1.The construction of this half tunnel is expected to be completed within six months.
预计这个半隧道的建设将在六个月内完成。
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2. The road was narrow and the traffic was heavy, so we had to take a half tunnel to avoid congestion.
道路狭窄且交通繁忙，所以我们不得不通过半隧道来避免拥堵。
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3. The engineers were able to design a half tunnel that would accommodate both vehicles and pedestrians.
工程师们能够设计出一个既能容纳车辆又能容纳行人的半隧道。