名词
中文翻译：桶底
同义词：
['bottom of the tundish', 'bottom of the barrel']
例句：
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1.The bucket was filled with water and placed on the floor.
这个桶被装满水放在地板上。
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2. The bottom of the trough is covered in mud.
沟渠的底部覆盖着泥土。
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3. The bottom of the lake is surrounded by lush greenery.
湖底被郁郁葱葱的绿色植被包围。