Net surfing

基本解释

Do you want to invest your cognitive cash on endless Twittering or Net surfing or couch potatoing?
她谈到，难道你希望把你的认知现金投资到无尽的Twitter或是上网以及做个沙发土豆（躺在沙发上边吃东西边看电视）上吗？
In our country, with the progress of internet technology, reduction of the expense for net surfing and fast increase of netizens, online shopping will surely have a more extensive market.
我国，随着互联网技术的进步，上网费的降低，网民的高速增长，网上购物必将拥有一个更加广阔的市场。
liuhongmei528.blog.163.com
You won't need to rely on willpower to quit your Net surfing;
你无需依靠意志力来退出网上冲浪；

Cyril Roeding said my sordid Net surfing only proves the world needs more Net privacy.
FORBES: My Sordid Net Surfing

Netsurfing is the activity of looking at different sites on the Internet, especially when you are not looking for anything in particular.
netsurfer