Noun:

1. spreading widely or driving off

2. the spatial or geographic property of being scattered about over a range, area, or volume;

   "worldwide in distribution"
   "the distribution of nerve fibers"
   "in complementary distribution"
   

3. the act of dispersing or diffusing something;

   "the dispersion of the troops"
   "the diffusion of knowledge"
   

dispersaln.散布；传播；分散；疏散区

scatteringn.散落adj.散乱的；散布的动词scatter的现在分词形式.

diffusionn.扩散；散布；传播；漫散

distributionn.分布；分发；分配；散布；销售量

spreadingn.撒布动词spread的现在分词.

thinning out尖灭,尘灭,狭缩

advertisementn.广告

extensionn.延长；伸展；延期；扩充；观念发展；增强n.电话分机；特别课程n.[计]文件名

circulationn.流通；循环；发行量；消息传播

disseminationn.传播；宣传；传染

1. If the dispersion is too great a complete mission failure may result.
   如果散布太大，则可能造成脱靶。
2. Dispersion of forces led up to the defeat.
   分散兵力是导致失败的原因。
3. The brilliance of diamond is due in part to its large dispersion.
   金刚石的光辉异彩，部分是由于它有强烈的色散。