名词
中文翻译：圆柱形囊
同义词：
['cylindrical sac', 'cylinder-shaped sac例句：1. The virgular sac of the heart is responsible for pumping blood throughout the body.（心脏的圆柱形囊负责在整个身体中泵血。）2. The virgular sac of the stomach contains digestive enzymes that break down food.（胃的圆柱形囊含有消化酶，它们分解食物。）']
例句：
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1. The virgular sac of the heart is responsible for pumping blood throughout the body.
心脏的圆柱形囊负责在整个身体中泵血。
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2. The virgular sac of the stomach contains digestive enzymes that break down food.
胃的圆柱形囊含有消化酶，它们分解食物。
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3.The virgular sac of the lungs is essential for oxygen exchange.
肺部的圆柱形囊对氧气交换至关重要。