the Apple of Discord 啥意思?出自希腊罗马神话的哪一个典故?

meaning：
any subject of disagreement and contention
the root of the trouble
a euphemism for a small matter that could leadto a bigger dispute
origin：
The Greek goddess of discord,Eris,became disgruntled after she was excluded
from the wedding of Peleusand Thetis.
In retaliation,she tossed a golden apple inscribed Kallisti('For the most beautiful one'),into the wedding party.Three goddesses claimed
the apple:Hera,Athena,
and Aphrodite.Paris of Troy was appointed to
select the recipient.He awarded the apple to Aphrodite,thus indirectly
causing the Trojan War.

不和的苹果。
希腊神话中,不和女神厄里斯向诸神参加的筵席上投下一个金苹果,上面刻有“属于最美者”的字样,引起天后赫拉、美神阿弗洛狄忒和智慧女神雅典娜的争吵。