the tendency to derive pleasure, especially sexual gratification, from one's own pain or humiliation
受虐狂,性受虐狂;自虐倾向。
(in general use)the enjoyment of what appears to be painful or tiresome
以苦为乐
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isn't there some masochism involved in taking on this kind of project? 接受这种工程岂不是有点以苦为乐的意味?
 
"late 19th cent.:   named after Leopold von Sacher-