Prince Andrey could not help smiling as he glanced at Captain Tushin.

安德烈公爵望了望上尉，情不自禁地微微一笑。

The truth hit her hard and she could not help but cry.

事情的真相对她打击很大，她忍不住哭了起来。

But they could not help him because they did not know what kind of snake bit him.

但他们无法帮助他，因为他们不知道是什么蛇咬了他。

He could not help but weep at the touching scene.

在那个感人的场景中，他忍不住哭泣。

She could not help but lament over the missed opportunities.

她忍不住哀叹错失的机会。

On the first day, my hands could not help but sweat (出汗).

第一天，我的手忍不住出汗。

I could not help it.

我没有办法。

Beth could not help but smile.

贝丝禁不住笑了起来。

I could not help overhearing …

我不小心听到…

But they could not help us change.

但是它们都无法帮助我们真正改变自己。