commute

• 名词，指一个人定期往返于家和工作地点（或学校）之间的路程，通常有一定距离。

A noun referring to a regular journey, typically of some distance, that a person makes to and from their place of work.

1. Regular journey to workB1formal

   A regular journey of some distance to and from your place of work.

   通勤

   • Her daily commute takes about an hour by train.
   • The long commute was exhausting, so he decided to move closer to the office.
   • Many people use their commute time to read or listen to podcasts.

   同义词drivejourneyridetraveltrip

• 指在住所与工作或学习地点之间定期往返的动词；也可指减轻或改判刑罚。

A verb used to describe the act of traveling regularly between one's home and place of work or study, or to reduce a judicial sentence.

1. Travel regularlyB1formal

   To travel back and forth regularly, especially between one's home and place of work.

   通勤

   • She commutes to the city center every day by train.
   • He commutes from the suburbs to his office downtown.
   • Many people commute long distances for work.

   同义词driverideshuttletravel

2. Reduce a penaltyB2formal

   To exchange a punishment or penalty for a less severe one.

   减轻刑罚

   • The governor commuted the prisoner's sentence to life imprisonment.
   • The judge commuted the fine to community service.
   • His death sentence was commuted to a prison term.

   同义词lessenmitigatereduceremitshorten

3. Exchange or substituteC1formal

   To exchange or replace one thing with another, usually of the same kind or category.

   交换或替换

   • The company commuted the old equipment for new models.
   • They commuted their shares for cash.
   • The contract allows you to commute the payment into installments.

   同义词barterchangeexchangereplacesubstituteswaptrade

   反义词keepretain

4. Change order or arrangementC1formal

   To change the order or arrangement of something.

   交换

   • The mathematician commuted the terms in the equation.
   • You can commute the elements of the set without affecting the result.
   • The algorithm commutes the values in the array.

   同义词interchangepermuterearrangereorderswaptranspose

5. Exchange positions without value changeC2formal

   To exchange positions or roles without altering the overall value or outcome.

   交换位置

   • In this operation, the two variables commute without changing the result.
   • The properties of the system commute under certain conditions.
   • These matrices do not commute, meaning the order matters.