swan·song
noun/ˈswɒnsɒŋ/
/ˈswɑːnsɔːŋ/
[singular]- the last piece of work produced by an artist, a musician, etc. or the last performance by an actor, athlete, etc.
（艺术家、音乐家等）最后的作品；（演员的）告别演出；（运动员的）告别比赛 Word Originearly 19th cent.: suggested by German Schwanengesang, a song like that fabled to be sung by a dying swan.