大白鹅

你见过大白鹅吗它全身都是雪白雪白的羽毛。把水浇上去，全都滑下去了，而且，一点儿也不湿。 have you seen the big white goose？ it's covered with white feathers. pour the water on, it's all slippery, and it's not wet at all. 老师告诉我们:"大白鹅身上有一层油脂...