Their attempt failed ignominiously.是什么意思？

Their attempt failed ignominiously.

他们的企图可耻地失败了.

their

pron. 他（她，它）们的，在提及性别不详的人时，用以代替 him 或 her；

例句
Their permissiveness toward their children reflects the wild abandon of their own lives.
他们对孩子的放任折射出他们自身生活的放浪形骸。

attempt

vt. 试图，尝试；n. 进攻，尝试，冲击；

例句
The authorities have abandoned any attempt to distribute food...
当局中止了分发食物的尝试。

failed

adj. 失败了的，不成功的；v. 在…中失败( fail的过去式和过去分词 )，衰退，衰弱，破产；

例句
They recently failed to negotiate a mutually acceptable new contract.
他们最近未能谈成一个双方都满意的新合同。

ignominiously

adv. 耻辱地，屈辱地，丢脸地；

例句
Their soldiers had to retreat ignominiously after losing hundreds of lives.
损失数百人之后，他们的士兵被迫灰溜溜地撤退。