Bears wake up in the spring after a winter of hibernation.熊經(jīng)過一個冬天的冬眠后在春季蘇醒。At the first cold of autumn, many insects go into hibernation.入秋第一陣寒潮剛到，許多昆蟲就進(jìn)入了冬眠。
英英詞典釋義
Noun
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"