Sisley
[[File:范德華.jpg|thumb|right| [https://www.msxlabs.org/forum/attachments/58425-johannes-diderik-van-der-waals-johannes-diderik-van-der-waals.jpg原圖鏈結] [https://uk.images.search.yahoo.com/search/images?p=Johannes+Diderik+van+der+Waals&fr=uh3_…
10:06
+542