concrescence

例句：

1. 1. The two rivers converge at the confluence of two rivers.
   两条河流在两条河流的汇合处交汇。
2. 2. The scientist's research was amalgamated with his previous work.
   科学家的研究与他以前的工作相结合。
3. 3. The two cultures have been converging over the past few years.
   过去几年，两种文化一直在相互融合。