Just as I was feeling helpless, a man driving a car stopped in front of me and handed me his umbrella.

正当我感到无助时，一个开车的男人在我面前停下，把他的伞递给了我。

youdao

Otherwise a child could feel hopeless and helpless to do anything about it.

VOA: special.2010.05.06

According to the Second Brother, it's virtually impossible for a single, helpless maiden to pass uninjured in this wild, surrounding waste.

弟弟认为，一个孤独无助的女孩想要，毫发无伤的穿过这野外的荒原是根本不可能的。

耶鲁公开课 - 弥尔顿课程节选

You find a baby face in an adult, Leonardo DiCaprio, to be particularly naive, helpless, kind and warm.

你在成年人中发现了娃娃脸，莱昂纳多·迪卡普里奥，特别天真，无助，善良，温暖。

耶鲁公开课 - 心理学导论课程节选

We recently received a question from a woman whose father sadly passed away and left her mother feeling financially helpless at a time when she was obviously not in the best emotional state.

FORBES: Is Lack of Planning Putting Your Family in Danger?

Floyd made a face, looked helpless, thrashed a little.

NEWYORKER: Mr. Bones

But today, American Jews find themselves helpless when a marginal group of anti-Zionist Jews demands - like the Messianic Jews of their day - communal funding and space for their anti-Israel activities.

CENTERFORSECURITYPOLICY: American Jewry's fight