While hibernating, bears stay in their dens, which are filled with leaves to make their stay more comfortable and warmer.

休眠时，熊呆在他们的窝点，其中充满了叶，使他们的逗留更舒适和温暖。

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Via the mapping technique, the hibernating muscle appears as red, while the healthy muscle is blue.

通过定位仪器，这些冬眠心肌显现红色，而健康心肌是蓝色。

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Via the mapping technique, the hibernating muscle appears as red, while the healthy muscle is blue.

通过定位仪器，这些冬眠心肌显现红色，而健康心肌是蓝色。

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