出版社:天津人民出版社
出版日期:2012-6
ISBN:9787201075273
作者:哈里·P·贾德森 编
页数:2208页
《美国学生文学读本》的笔记-第1页
Quill: a long wing feathers, very light and for the bird to fly.
Down: soft features like a warm coat under bird's skin to keep them warm in winter.
Fine features don't make fine birds.