swan
simple noun10 搭配平均频率: 7.3
black swan8.0
黑天鹅
Refers to a swan that is black, also used metaphorically for a rare, unexpected event.
指黑色的天鹅,也比喻稀有、出乎意料的事件。
美丽的天鹅
dying swan4.5
figurative, refers to a final, dramatic performance or gesture before retirement or death.