我想他星期一会回来，不过我不敢肯定。

I think he'll be back on Monday, but I can't say for sure.

《牛津词典》

“我不敢肯定明天能成功。”他紧张不安地说。

'I'm not sure I can make it tomorrow,' he said edgily.

《牛津词典》

“我不敢肯定我能允许你这么做。”克雷文医生回答。

"I am not sure that I can allow it," answered Dr. Craven.

youdao

我不敢肯定此刻有谁能够回答这一问题。

I'm not sure anyone can answer that question just yet.

youdao

我不敢肯定她是否赞成这个想法。

I'm not sure whether she would like the idea.

youdao

他一定在房间里。我不敢肯定。

He may be in his room. I'm not sure.

youdao

刚开始我不敢肯定。

I wasn't sure at first.

youdao

我不敢肯定马场经理肯给我一张。

I'm not sure whether the manager will give it to me.

youdao

我不敢肯定“神灵”是正确的词语。

I'm not sure 'God' is the right word.

youdao

我想他是医生，但是我不敢肯定。

I think he is a doctor, but I'm not sure.

youdao

这个有点象蓝色，不过我不敢肯定。

It is kind of blue, but I'm not sure.

youdao

我不敢肯定把它放在什么地方了。

I'm not sure where I put it.

youdao

他是否出席会议，我不敢肯定。

I don't know about his presence in me meeting.

youdao

我不敢肯定我们是否能这样用这个词。

I dare not affirm whether we can use so this word.

youdao

我不敢肯定我们是否真的做错了什么。

I'm not sure we're doing anything wrong.

youdao

他可能在读书。我不敢肯定。

He may be reading. I'm not sure.

youdao

他可能太忙了。我不敢肯定。

He may be busy. I'm not sure.

youdao

丹尼尔：我不敢肯定。也许三天了吧。

Daniel: I am not very sure. Maybe for three days.

youdao

我不敢肯定你的决定是对的。

I'm not sure your decision is the right one.

youdao

他可能太忙了。我不敢肯定。

He may have been busy. I'm not sure.

youdao

他可能在读书。我不敢肯定。

He may have been reading. I'm not sure.

youdao

我不敢肯定。也许三天了吧。

I am not very sure. Maybe for three days.

youdao

大山：我想我戴着了，不过我不敢肯定。

Dashan: I think so, but I'm not sure.

youdao

我不敢肯定他是否真的很穷。

I'm not sure whether he's really poor.

youdao

我不敢肯定他明天是不是能准时到学校。

I'm not sure he will get to school on time tomorrow.

youdao

我不敢肯定这是个好主意。

I'm not sure that is a good idea.

youdao

我认为明天不会下雨，不过我不敢肯定。

I believe that it won't rain tomorrow, but I'm not sure.

youdao

我认为明天不会下雨，不过我不敢肯定。

I believe that it won't rain tomorrow, but I'm not sure.

youdao