动词
中文翻译：挖掘
同义词：
['dig', 'excavate', 'tunnel']
例句：
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1. The engineer was digging a new well in the deserted land.
工程师正在沙漠中挖一个新的井。
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2. The team of miners was excavating the tunnel for the new road.
矿工团队正在为新路挖掘隧道。
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3. The scientist was tunneling through the mountain to reach the other side.
科学家正在穿过山丘到达另一边。