an agreement between two people to get married or the duration of this agreement
订婚
the day on which fathers are appreciated and often receive gifts from their children
父亲节
the day that comes first in the calendar year and is a public holiday in most countries
元旦
the day on which mothers are appreciated and often receive gifts from their children
母亲节
a day on which two people celebrate their love toward each other and often buy gifts for one another
情人节
the evening of October 31 when it is believed ghosts or the dead appear and people usually wear special costumes, mostly frightening ones to celebrate this day
万圣节
something special, important, and known that takes place at a particular time or place such as a festival or Valentin's Day
事件
a gathering or event where people come together to honor someone or something, often with food, music, and dancing
庆典
a long piece of cloth with a design or message, which is hung in public places, typically used to represent something at events
旗帜