他们正在进行一项灵性修行。

They are engaging in a spiritual ___practice.

每天15分钟的练习会帮助你提升篮球技术。

Fifteen minutes of ___practice every day will help you improve your basketball skills.

在实践中，这个方法比我们预想的要有效得多。

In ___practice, this method works much better than we expected.

医生在检查前洗手是标准操作。

It's standard ___practice for doctors to wash their hands before examinations.