[no obj.](of an animal or plant) spend the winter in a dormant state (动物或植物)冬眠 ■(figurative)(of a person) remain inactive or indoors for an extended period (喻)(人)(长期)蛰居,不活动 the pilots who have been hibernating during the winter months get their gliders out again. 冬天一直蛰居的飞行员又开始驾驶滑翔机。
派生 hibernation noun hibernator noun 语源
early 19th cent.: from Latin hibernare, from hiberna 'winter quarters', from hibernus 'wintry'