Eiderdown

(noun.) down of the eider duck.

(noun.) a soft quilt usually filled with the down of the eider.

希勒尔录入

• Each of these heating pads is covered with a high-grade cover of eiderdown which provides a soft contact for the skin. 佚名. 神奇的知识之书.
• You don't know why those old eiderdowns cost sixty-five dollars, Robert Jordan thought. 欧内斯特·海明威. 丧钟为谁而鸣.

整理:罗拉