[] to travel regularly by bus, train, car, etc. between your place of work and your home （乘公共汽车、火车、汽车等）上下班往返◆She commutes from Oxford to London every day. 她每天上下班乘车往返牛津和伦敦之间。◆The plant is within easy commuting distance of Brussels. 工厂位於布鲁塞尔附近，便於轻松往返。
() [] to replace one punishment with another that is less severe 减刑◆They had their death sentences commuted to life imprisonment. 他们的死刑已被改判为无期徒刑。