helpless

1. ADJ If you are helpless, you do not have the strength or power to do anything useful or to control or protect yourself. 無能爲(wèi)力的

Parents often feel helpless, knowing that all the hugs in the world won't stop the tears. 家長們常常感到無能爲(wèi)力，知道世上所有的擁抱也不能止住眼淚。

2. helplesslyADV 無能爲(wèi)力地

Their son watched helplessly as they vanished beneath the waves. 他們的兒子無能爲(wèi)力地看著他們消失在海浪之下。