VOA慢速英语:Chinese Singles Drive the World's Biggest Shopping Day Online

online – n. done over the Internet

shopping – n.  the activity of visiting places where goods are sold in order to look at and buy things (such as food, clothing, etc.)

Valentine’s Day – noun phrase February 14 observed as a time for sending valentines

usher in – phrasal verb to happen at the beginning of (something, such as a period of activity) and usually to help cause it

reference - n.  the act of mentioning something in speech or in writing : the act of referring to something or someone

offline – adj. not connected to a computer, a computer network, or the Internet

solace – n.  someone or something that gives a feeling of comfort to a person who is sad, depressed, etc. : a source of comfort

phenomenon – n.  someone or something that is very impressive or popular especially because of an unusual ability or quality

blockbuster – n. something that is very large, expensive, or successful

soar – v.  to increase very quickly in amount or price