I was supposed to be writing a letter but I'm afraid I got sidetracked.

我本来应该在写信，但后来恐怕是分心干别的去了。

《牛津词典》

She told me what it meant at great length but I'm afraid I'm none the wiser.

她费尽口舌给我解释它的意思，可我恐怕还是不明白。

《牛津词典》

Painters, sculptors—they've all tried to make the best of this ordinary face, but I'm afraid there's not much hope.

画家、雕刻家都尽力把这张平凡的脸表现得淋漓尽致，但恐怕希望不大了。

youdao

But I'm afraid that our musicians are very tired.

但是看来我们的音乐师们现在都非常疲惫了。

That's all实战 - SpeakingMax英语口语达人

Okay, have to stop there--might add a word or two-- but on Thursday we turn, I'm afraid with a certain awkwardness; I wish there were an intervening weekend, to Freud and Peter Brooks.

好的，必须在此停下了，再加一两句-,到周四我们将会，恐怕有点尴尬;,我希望会有一个周末，留给弗洛伊德和彼得，布鲁克斯。

耶鲁公开课 - 文学理论导论课程节选

I think part of the message here is that... I want to mention just one more, I'm afraid we're out of time But believe it or not, I could talk to you for another 24 hours.

我觉得需要传达的信息是。。。,我想要再次重复一遍，我担心时间不够了,信不信由你，我可以跟你再聊,24个小时。

普林斯顿公开课 - 人性课程节选

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

But I'm afraid I think we're living in an increasingly litigious age.

BBC: Pressure for organ donation review

But I'm afraid his curling leaves a great deal to be desired.

BBC: Curling with Britain's sports minister