a matter of form

例句：

1. 1.The decision was a matter of form, not substance.
   这个决定只是一个形式问题，不是实质问题。
2. 2.The teacher addressed the class on the matter of form.
   老师就形式问题向全班学生进行了讲解。
3. 3. The company's new policy addresses the matter of form in its operations.
   公司的新政策解决了其运营中的形式问题。