commence

/kəˈmens/ (bre, ipa) · /kəˈmens/ (ame, ipa) · /kə-ˈmen(t)s/ (ame, mw)

commence — 動詞

  • commencepresent simple I / you / we / they
  • commenceshe / she / it
  • commencedpast simple
  • commencing-ing form

1. to begin doing something or to make something begin to happen, used in official,

1.動詞及物 / 不及物C2
釋義

開始；展開

正式用語，指開始進行

to begin doing something or to make something begin to happen, used in official, formal, or legal settings

例句

The graduation ceremony will commence at 10 a.m. in the main hall.

畢業典禮將於上午十點在正廳開始舉行。

intransitive: scheduled event begins formally

Aiko commenced writing her doctoral thesis after three years of lab work.

Aiko 在實驗室工作三年後，開始撰寫她的博士論文。

transitive: commence + -ing verb

同義詞
  • begin

    neutral and far more common in everyday speech; CEFR A1

  • start

    similar to 'begin', often used for physical actions and machines; CEFR A1

  • initiate

    more formal, emphasizes the first step in a planned process; CEFR C1

  • launch

    implies introducing something new and significant, like a product or campaign; CEFR B2

反義詞
  • end

    direct opposite, neutral register; CEFR A1

  • conclude

    formal opposite, used in similar official contexts; CEFR C1

文法句型

commence + noun phrase

commence + -ing verb

commence (on its own, intransitive)

用法筆記

Commence is a formal alternative to 'begin' or 'start'. It is most common in official announcements, legal documents, academic writing, and ceremonial contexts. Avoid using it for everyday activities — 'start' or 'begin' sound more natural for casual situations.

常見錯誤

❌I commenced eating my breakfast at 7 a.m.
✅I started eating my breakfast at 7 a.m.
💡'commence' is too formal for routine daily activities.