n.栖木，鸡棚；（鸟类）栖息处；歇息处；vi.栖息；过去事情的恶果显现出来；自食恶果；得到报应 变形： 复数：roosts过去式：roosted过去分词：roosted现在分词：roosting第三人称单数：roosts 英英释义： roost[ ru:st ]n.a shelter with perches for fowl or other birdsa perch on which domestic fowl rest or sleepv.sit, as on a branch同义词：perchre