field of sets

例句：

1. 1.The field of cryptography is a fascinating area of study.
   密码学领域是一个引人入胜的研究领域。
2. 2.In the field of computer science, machine learning has become increasingly important.
   在计算机科学领域，机器学习变得越来越重要。
3. 3.The field of quantum mechanics is still in its infancy.
   量子力学领域仍处于起步阶段。