duck down
听听怎么读
是什么意思
低下头，弯下身；
英英释义
duck down
- n.down of the duck
学习怎么用
权威例句
Team FaceliftTeam FaceliftInfluence of hydration on the mechanical performance of duck down feathersDiscrimination Between Goose Down and Duck Down by Fourier Transform Near-Infrared SpectroscopyEvaluation of goose down and duck's down's content by NIR method[Ectopic expression of duck albumin down-regulates the expressions of IFN-β and myxovirus resistance 1 mRNA in DF-1 cells]Assessment of the non-woven, goose down and duck down as thermally insulating materials for the clothing protecting against coldDuck Down MusicDuck Down Music Inc.The Internal Structure and Tensile Properties of Goose and Duck Down Feathers
