名词中文翻译
中文翻译：桶形空洞
同义词：
['barrel cavity', 'barrel void例句：1. The barrel hollow is filled with water to keep the wine fresh.（这个桶形空洞被水填满，以保持葡萄酒的新鲜。）']
例句：
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1. The barrel hollow is filled with water to keep the wine fresh.
这个桶形空洞被水填满，以保持葡萄酒的新鲜。
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2. The barrel hollow was filled with sand to prevent the wine from leaking.
这个桶形空洞被沙子填满，以防止葡萄酒泄漏。
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3. The barrel hollow was filled with water to keep the wine fresh.
这个桶形空洞被水填满，以保持葡萄酒的新鲜。