1、表示“对……的影响”。其后通常接介词 on, upon。如：The film had quite an effect on her. 这影片对她影响极大。

2、注意以下各句的effect搭配：The plan has been carried [put, brought] into effect. 这项计划业已实行。All our efforts were of no effect. 我们的一切努力都毫无作用。