科学家们希望在寻找癌症治愈方法方面取得突破。

Scientists are hoping for a ___breakthrough in the search for a cure for cancer.

在谈判中已经取得了重大突破。

A major ___breakthrough in negotiations has been achieved.

对我来说，主要的技术突破是在计算机领域。

For me the main technology ___breakthrough has been in computers.