中文意思是总之概括地说，用法相当于in a word，用于句首用逗号隔开。例如
To sum up， both the writer and professor made strong points to support their stance.总之，作者和教授都提出了有力的观点来支持他们的立场。
To sum up， it is an amazing film which is suitable for both children and adults.总而言之，这是一部既适合儿童又适合成人的精彩电影。
1、Well， to sum up， what is the message that you are trying to get across?那么，概括来说，你想要传达的信息到底是什么
2、To sum up: We welcome the statement of the Government and appreciate its willingness and commitment to work cooperatively with us.最后，我们欣然接受政府的声明，并感谢其愿同我们合作的意愿和承诺。
3、To sum up， the plan falls into seven categories.该项计划综计有七个方面。
to sum up是一个固定短语，意思是“总（而言）之”。它是一个独立成分，一般放在句首，用逗号和句子其他成分隔开，可以等同于in a/one word， all in all， altogether或to conclude等。如：To sum up， this is a fantastic hotel. 总而言之，这是一间极棒的饭店。
