commences

英 [kəˈmensɪz]

美 [kəˈmensɪz]

v.  开始发生; 开始; 着手
commence的第三人称单数

柯林斯词典

• V-ERG 开始
  When somethingcommencesor youcommenceit, it begins.
  1. The academic year commences at the beginning of October...
     学年于10月初开始。
  2. They commenced a systematic search...
     他们开始进行彻底搜查。
  3. The hunter knelt beside the animal carcass and commenced to skin it.
     猎人跪在动物尸体旁边，开始剥皮。

Commence,start, andbeginall have a similar meaning, althoughcommenceis more formal and is not normally used in conversation.The meeting is ready to begin... He tore the list up and started a fresh one. ...an alternative to commencing the process of European integration.Note thatbegin,start, andcommencecan all be followed by an -ing form or a noun, but onlybeginandstartcan be followed by a 'to' infinitive.
commence, start 和 begin 三个词意思相近，不过 commence 一词更为正式，通常不用于对话中。例如，The meeting is ready to begin (会议可以开始了)，He tore the list up and started a fresh one (他把清单撕碎，然后另列一张)，an alternative to commencing the process of European integration (启动欧洲一体化进程的另一种方式)。注意 begin, start 和 commence 都能后接动词的 -ing 形式或名词，但只有 begin 和 start 才能后接不定式。

双语例句

• The method commences with the extraction of the existing knowledge base from the rules engine.
  此方法首先从规则引擎中取得已有知识库。
• It commences at the start of the first term, that is, towards the end of February.
  它开始，也就是接近2月底在第一个任期的开始。
• On this high note the puppet show commences.
  木偶戏就在这阵高昂的调子里开场了。
• Education commences at the mother's knee.
  教育始于母亲膝下。
• The day on which the limitation period commences is not included in the period.
  时效期限开始之日不计算在期限内。
• A new cycle commences on April4th synchronizing with the new moon.
  新的周期从4月4号开始，和新月同时。
• At the latter point, a strong wind commences to blow away from the explosion.
  在后一点，开始有一股强烈的风从爆炸处吹来。
• These substances are slowly depleted as the embryo commences to grow.
  随着胚开始生长，这些物质也慢慢用尽了。
• The necessary modifications can then be made before actual product development commences.
  在实际开发产品之前，可以做必要的修改。
• The lawyers are preparing for the trial, which commences in30 days.
  律师们正在为这场将于30天后开始的审判进行准备。