spreaded推广spreadv.传播；展开；散布；铺开；伸展；涂撒n.范围；传播；差额；幅度；盛宴spread mooring system多点系泊spread of the feather羽毛圈直径spreading sand device撒沙装置spread spectrum clock扩频时钟spread out attendance分散出席者spread fading channel扩散衰落信道spread her fingers.张开手指spreading information传播spreading calculating宽展计算spread misinformation以讹传讹