commutate / ˈkɒm yəˌteɪt /

📖毕业后词汇换乘换算换取换算一下

commutate 的定义

v. 有主动词 verb

com·mu·tat·ed, com·mu·tat·ing.Electricity.

  1. to reverse the direction of, as by a commutator.
  2. to convert into direct current by use of a commutator.