But I was afraid to open it until I found I was outside.

但我害怕打开它，直到我发现自己在（不及格名单）之外。

youdao

I intended to visit him, but I was afraid I would disturb him.

我有心去看看他，又怕打扰他。

《新英汉大辞典》

I wanted to travel, but I was afraid to spend the money.

我想去旅行，但我害怕花那笔钱。

youdao

But I couldn't find you and I was afraid he would sell the cask of Amontillado to someone else.

VOA: special.2009.02.07

But I was troubled. I was afraid that after giving me food, the churchman would ask me to change my religious beliefs.

VOA: special.2010.08.01

I almost fell. I wanted to jump, but was afraid to do so.

VOA: special.2009.11.15

Lincoln may have been concerned in the troubled times in which he became president but I don't think he was afraid.

CNN: Election Night Victory Speech

"I was the woman with the strength of seven men, but now I'm afraid if I stumble, I'll fall, " says 49-year-old Akhtar Bibi, invoking a local proverb.

BBC: Pakistan health workers targeted over Bin Laden death

Five years ago it was an apocryphal story but I'm afraid today it's a parable.

BBC: NEWS | UK | UK Politics | David Davis speech in full