As far as the methods of using Provisoes are concerned , the thesis makes a preliminary research from the perspectives of signal words, selecting of expressive patterns and correspondence of commas.
而就但书的具体使用方法,本文从标识语言、句式选择以及标点符合三个方面进行了初步的探讨。
参考来源 - 我国立法中的但书问题研究·2,447,543篇论文数据，部分数据来源于NoteExpress
N-COUNT A proviso is a condition in an agreement. You agree to do something if this condition is fulfilled. 限制性条款 [oft N that]
I told Norman I would invest in his venture as long as he agreed to one proviso.
我告诉诺曼，只要他同意一个限制性条款我就投资他的企业。
应用推荐