SMO       
noun [ U ] uk/ˌes.emˈəʊ/ us/ˌes.emˈoʊ/
 社交媒体优化(social media optimization的缩写)
abbreviation for social media optimization: the use of various methods on social media to make a product or company become well known and popular, so that, for example, people are encouraged to visit a particular website
  SMO is another arm of internet marketing. 社交媒体优化是互联网营销的另一个分支。 
 The only way to effectively keep ad costs low is with SMO. 
See also: SEO 
 - More examples
 - SMO is not just making changes to a site.
 - The SMO process helps content get more widely distributed through social media networks.
 - The most basic SMO tip is to optimize all of your social media profiles.