annual

• 每年发生一次或每年一次的；按年度计算的，一年一度的。

Occurring, done, or produced once a year.

1. Occurring once a yearA2formal

   Happening every year or once per year.

   每年的

   • The company holds an annual meeting in December.
   • Her annual salary is quite competitive.
   • We celebrate our annual family reunion.

   同义词yearly

2. For one yearB1formal

   Relating to or lasting for a period of one year.

   一年的

   • The annual report shows impressive growth.
   • He signed an annual contract with the team.
   • The annual fee covers all membership benefits.

   同义词yearlongyearly

3. Growing or living for one yearB2formalscientific

   A plant that completes its life cycle within one year.

   一年生的

   • Marigolds are popular annual flowers in gardens.
   • Farmers plant annual crops like wheat and corn.
   • These annual plants need to be replanted each spring.

   反义词perennial

• 名词，指每年出版一次的书籍、杂志或其他出版物，通常包含对过去一年的回顾、记录或信息。

A noun referring to a book, magazine, or other publication issued once a year, often containing summaries, stories, or information for that year.

1. Yearly publicationB1formal

   A book or magazine published once a year, often containing special content or summaries.

   年刊

   • The school publishes an annual with photos and achievements.
   • I bought the company's annual for the financial reports.
   • The sports annual lists all the winners from last year.

   同义词almanacyearbookyearly

2. Plant that completes life cycle in one yearB2formalscientific

   A plant that grows, flowers, produces seeds, and dies within a single year.

   一年生植物

   • Marigolds are popular annuals for summer gardens.
   • Farmers plant annual crops like wheat and corn.
   • These annual flowers need to be replanted every spring.