an‧nu‧al 1 S2 W2 AC / ænjuəl / 形容词

1 happening once a year 同义词 yearly :

The school trip has become an annual event.

annual report/meeting/conference

2 based on or calculated over a period of one year 同义词 yearly

annual budget/income/cost etc

a household with an annual income of $60,000

— annually 副词 :

The jazz festival is held annually in July.