动词
中文翻译：挖洞
同义词：
['dig', 'excavate', 'trench']
例句：
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1. The farmer had to dig a well for the water supply.
农民不得不挖井来获取水源。
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2. The construction crew is digging a tunnel through the mountain.
施工队正在通过山体挖掘一条隧道。
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3. The engineer decided to pit the foundation of the building to improve its stability.
工程师决定对建筑的基础进行挖掘以增强其稳定性。