cooperation - 维克多词汇

英音 [kəʊˌɒpə'reɪʃn]

美音 [koʊˌɑːpə'reɪʃn]

词频 2口语 1书面 1

用法点拨

[U]

★ 合作；协作 (= co-operation)
- A study was undertaken in cooperation with oil companies.
  与石油公司合作进行过一项研究。