名词
中文翻译：口袋井
同义词：
['ditch', 'well', 'cistern']
例句：
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1.The farmer had to dig a new wellin the field.
农民不得不在田地里挖一个新的井。
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2. The old well was filledwith water and needed to be repaired.
旧井被水填满了，需要修理。
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3. The well is located in the middleof the forest, providing fresh water forthe villagers.
这个井位于森林中间，为村民提供新鲜的水源。