mass noun
1- a feeling of deep distress caused by loss, disappointment, or other misfortune suffered by oneself or others悲伤, 痛苦：
a bereaved person needs time to work through their sorrow.
失去亲人的人需要一段时间来克服悲痛。
1.1
- count noun an event or circumstance that causes such a feeling伤心事：
it was a great sorrow to her when they separated.
对她来说, 他们分手是件极其伤心的事情。
1.2
- the outward expression of grief; lamentation（外露的）悲哀; 悲叹; 哀悼。
no obj.
- feel or display deep distress深感悲伤; 痛表伤感：
as adj. sorrowing the sorrowing widower found it hard to relate to his sons.悲伤的鳏夫发现很难与儿子们融洽相处。
词源
Old English sorh, sorg (noun), sorgian (verb), of Germanic origin; related to Dutch zorg and German Sorge.