Whose helpless谁的无奈
Helpless Hero绝望英雄;无助英雄
Very helpless很无奈;十分无奈;非常无能为力
good helpless无助良好;好无奈
Feel helpless感到无助的;感到无能为力;无计可施
Helpless bridge奈何桥
A Helpless一件无奈的事
quite helpless很无奈
helpless people无助的人
ADJ（形容词） If you are helpless, you do not have the strength or power to do anything useful or to control or protect yourself. 无能为力的
Parents often feel helpless, knowing that all the hugs in the world won't stop the tears.
家长们常常感到无能为力，知道世上所有的拥抱也不能止住眼泪。
ADV（副词） helplessly 无能为力地
Their son watched helplessly as they vanished beneath the waves.
他们的儿子无能为力地看着他们消失在海浪之下。