breakthrough

中文意思

• n. 突破，重大进展

英文释义

• n. making an important discovery
• n. a penetration of a barrier such as an enemy's defense

词形变化

复数

breakthroughs

例句

1. n. 突破，重大进展

   Scientists have made a major breakthrough in the treatment of cancer.

   科学家们在癌症治疗方面取得了重大突破。