partial wintering

例句：

1. 1. The animalsare undergoing a process of partial wintering to conserve energy.
   动物们正在进行一种过程，以保存能量。
2. 2. During the partialwintering period, the temperature drops significantly.
   在部分冬眠期间，温度显著下降。
3. 3. The scientists observedthat some species were able tocomplete their partial wintering before thecold season began.
   科学家们观察到，有些物种能够在寒冷季节开始之前完成它们的部分冬眠。