单词	ding-dong theory
释义	ding-dong theory 本能理论
随便看	visit mechanism visitment Visit Microsoft and ask about Bill Gates jokes Visit MOSH at this custom log-in page Visit my Homepage for the PowerPC version visit nanjing road walking street visit number visit of civility visit of courtesy Visit,Office visit officer visit of respect visit on Visit one end user everyday visit one's people visit on sb visit on someone visitor visitor activity simulation model visitor-airport control point Visitor also like seal and penguin visitor and tv-viewer visitor arrivals visitor assembling and evacuation tactics visitor attraction