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 changes will affect all applications for Australian citizenship made on and after the date the new legislation commences.
  新法中的政策变化将影响到所有新法起始日及其以后递交的澳洲公民权申请。
• The word commences with a vowel.
  这个词开头是元音。
• 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。
• The academic year commences at the beginning of October
  学年于10月初开始。
• Seed development in most instances commences following fertilization of the ovule.
  大多数种子的形成是从胚珠受精开始的。
• 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。
• Education commences at the mother's knee.
  教育始于母亲膝下。
• She commences to unburden herself of her belongings, which she has been carrying in the sleeves of her kimono.
  她开始一件件拿出藏在和服两袖中带来的自家的东西。
• It is the end of a cycle, and a new one commences that will last thousands of years before it also ends.
  这是一个结束的循环，一个新的循环将一直持续几千年的时间。