In front of the various disasters and severe diseases, we are shockingly panicked but feel helpless!

面对突发事件各种灾害以及危重急症的挑战，我们往往触目惊心却无能为力！

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Their world turns upside down not because they wanted the divorce to happen, but because someone else did, so the kids feel extra helpless.

他们的世界发生了天翻地覆的变化，不是因为他们想离婚，而是因为别人这样做了，所以孩子们感到特别无助。

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But that's not what most of us tend to do. When we get laid off, we feel singled out and helpless.

可惜这种做法不是我们大多数人所倾向的，当被解雇时，多数人会感到孤单和无助，并且可能变得激动、怀恨在心和悲伤。

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You use "I can't help but" when you feel helpless, when you want to get something across that needs to happen.

当你觉得无助时，或者当你说明需要做到这件事情的时候，你就可以使用“I can't help but”句型。

I can't help but 课堂 - SpeakingMax英语口语达人

The doctors at the Saddam hospital still look authoritative in their neatly pressed white coats, but Dr Kalendar says they feel helpless before cases which they know they could treat if they had the resources.

ECONOMIST: Iraq

It might feel that we are helpless when it comes to creating new cures, but things are starting to change.

FORBES: Can Science Eliminate Disease?