operate

vi

• ① 1(机器、器官等)工作,运转2(公司)经营,营运
  • The engine does not operate properly.这引擎运转不灵。
  • The new company operates abroad [in foreign countries].那家新公司在外国经营。

• ② 1起作用,发生影响2(药)生效,见效
  • The propaganda operated powerfully on [upon] the minds of the people.那项宣传对人心产生强大的影响。
  • Various causes operated to bring on his failure.种种原因引起了他的失败。
  • The medicine operated quickly (on her).该药(对她)很快就生效了。

• ③ 动手术<on, upon; for>(★可用被动式)
  • The surgeon operated but it was too late.那位外科医师施行了手术,但已太迟。
  • The surgeon operated on him [for cancer].外科医师为他[癌症]动手术。
  • He was operated on for appendicitis.他接受盲肠炎手术。
  • He had his knees operated on.他接受膝部的手术。

• ④ 【军】(对…)采取军事行动<against>