hibernation
過冬,冬眠,避寒
hi·ber·na·tion /ˌhaɪbɝˈneʃən/ 名詞
冬眠
hibernation
冬眠
Hi·ber·na·tion n. The act or state of hibernating.
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hibernation
n 1: the torpid or resting state in which some animals pass the
winter
2: cessation from or slowing of activity during the winter;
especially slowing of metabolism in some animals
3: the act of retiring into inactivity; "he emerged from his
hibernation to make his first appearance in several years"