repetition

Compared meaning: something happening or done again (noun).

比较义项：重复（名词）。

• repeat

  Refers to a single instance of something happening or being said again; often countable, used for a specific recurrence such as a repeated question, broadcast, or event.

  指某事再次发生或被说一次的具体一次，常作可数名词，用于某件被重复的具体事情，如重复的问题、重播的节目或重复发生的事件。

  The show is a repeat, so I've already seen this episode before.

  这个节目是重播，所以我已经看过这一集了。

• repetition 本词

  Refers to the general act or process of repeating something, often uncountable, used for practice, habits, or patterns rather than one specific occurrence.

  指重复某事这一行为或过程本身，常作不可数名词，多用于练习、习惯或反复出现的模式，而非某一具体的重复事件。

  Repetition is one of the most effective ways to memorize new vocabulary.

  重复是记忆新词汇最有效的方法之一。

Repeat and repetition both mean something happening again, but with different focus. Repeat refers to one specific instance happening or being said again, often countable. Repetition refers to the general act or process of repeating, often uncountable, used for practice, habits or patterns.

两词都指“再次发生或再做一次的事情”，但 repeat 更侧重具体的某一次重复行为或被重复的内容本身，repetition 更侧重“重复”这一行为或过程本身，常用于描述反复练习、训诫或重复的模式。