time of break-through

例句：

1. 1. The new drug has shown a significant break-through in treating cancer.
   这种新药在治疗癌症方面取得了重大突破。
2. 2.The team's break-through in the field of robotics has revolutionized the industry.
   该团队在机器人领域的突破性进展已经彻底改变了整个行业。
3. 3.The discovery of this new element represents a major break-through in chemistry.
   这一新元素的发现代表了化学领域的一个重要突破。