a.

1. 富有成效的；收益好的
   She had a fruitful career.

   她在事业上很成功。

   It was a fruitful meeting; we made three important decisions.

   这是个卓有成效的会议，我们作了三项重大的决定。

2. （土地）肥沃的；富饶的
   fruitful soil

   肥沃的土地

3. 果实结得多的；多产的

adj.

1. producing much fruit; fertile.
2. producing good results; productive.