网站提供了像百科全书一样丰富的疾病目录和症状指标，可以让你了解造成额头疼痛可能的原因。
The site offers an encyclopedic index of diseases and a symptom checker to see what that forehead pain could mean.
这些技术能够让万维网站变得丰富、互动，就像动作游戏、多媒体百科全书或者生产力应用程序那样。
These technologies allow a World Wide Web site to be as rich and interactive as an action game, a multimedia encyclopedia or a productivity application.
很多网站，包括大英百科全书的在线版都展示了这个标志。
Many sites, including the online version of the Encyclopedia Britannica, display the seal.
应用推荐