一些居民返回家园，但不太确定他们离开的家是否还还能居住。

Some residents are returning home, not sure if the homes they left are still standing. San Diego officials say property damage could top one billion dollars.

youdao

我不太确定这篇文章的读者是否曾经使用过 Google 地图，但不管怎样我还是在 图 1 中展示一下这个站点。

I doubt whether anyone reading this article hasn't used Google Maps, but I'll show the site in Figure 1, anyway.

youdao

Now I don't know, I may be different than other people, but I think organic chemistry is really interesting.

但我不确定,也许我和他人不太一样呢,我认为有机化学很有趣

耶鲁公开课 - 金融市场课程节选

I believe it's called Yogi Berra Park but I'm not sure about that.

我记得它叫Yogi Berra公园，但我也不太确定具体名称。

布朗克斯的景点 - SpeakingMax英语口语达人

Yes, that's probably true as a general observation, whether it comes through clearly on these two-- this comparison-- I'm not quite so sure, but there--I wouldn't say there's a great deal of detail in the first one.

是,可能从一般角度观察是对的,不管是否是通过,这两者的对比得出的结论,我也不太确定,但我不会说,第一首里有大量的细节处理

耶鲁公开课 - 聆听音乐课程节选