Dulla杜拉
dulladj.呆滞的;钝的;迟钝的;无趣的;暗的v.变钝;迟钝
Dull-blue Flycatchern.暗蓝仙鹟
dull-emitting cathode微热阴极
dull /dQl/ adj.迟钝的;无趣的;
dull-glazed art paper暗色美术纸
Dull Monarch Flycatchern.愚王鹟
dull greens and blues.不鲜明的绿色和蓝色。
Dull-colored Grassquitn.暗色草雀
Dull-colored Seedeatern.浅褐食籽雀
dull-finished art paper无光铜版纸
Dull a few bland comments一些平淡的评价