| 释义 |
down-feather 英'daʊnf'eðər美'daʊnf'eðər
基本英英搭配例句
绒羽动
名词 down feather:
soft fine feathersknock someone down with a feather使某人十分惊奇…
In a plumulaceous feather, barb ridges grow straight without any helical movement.在绒羽上，羽枝脊则直直生长，不做螺旋形移动。
Common allergens include pollen, animal dander, down feathers, mites, chemicals, and a variety of foods.常见的过敏原包括花粉，动物皮屑，绒羽，螨类，化学品，以及各种食品。 |