瑞典语笔记: sin (/sitt / sina) 和 hans (/hennes / dess / ens / deras) 的区别
1. 修饰主语必须用 hans,包括主句和从句的主语
eg. 1) Anna och hennes pojkvän ska äta på restaurang ikväll. (Anna and her boyfriend are going out for dinner tonight.)
eg. 2) Patrik tycker om maten som hans fru lagar. (Patrik likes the food that his wife cooks.)
2. 修饰宾语时,sin 表示 his own,而 hans 可指他人的所属物
eg. 1) Patrik har målat sitt hus i sommar. (Patrik has painted his own house this summer.)
eg. 2) Patrik har målat hans/hennes/deras hus i sommar. (Patrik has painted his (maybe Göran's)/her/their house this summer.)
来源: The Swedish Teacher: When do you use sin, sitt and sina? https://www.thelocal.se/20170824/the-swedish-teacher-when-do-you-use-sin-sitt-and-sina