动词
中文翻译：挖掘
同义词：
['excavate', 'dig', 'excavate', 'bury']
例句：
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1. We need to dig deeper into the issue before we can make a decision.
我们需要更深入地研究这个问题，才能做出决定。
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2. The farmer dug up the soil with his hoe.
农民用他的锄头挖土。
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3. The treasure was buried deep underground.
宝藏被埋在地下深处。