这些看起来不错，但我敢肯定，它们吃起来是酸的。

The grapes look nice but I'm sure they are sour.

youdao

他有可能准时到达，但我不敢肯定。

He might get there in time, but I can't be sure.

《牛津词典》

但我也不敢肯定。

But Idon \ 't know for sure.

youdao

加里：我们可能到国外去，但我不敢肯定。

GARY: We may go abroad. I'm not sure.

youdao

她可能在图书馆，但我不敢肯定。

She may be in the library, but I'm not sure.

youdao

我听说他要去青岛度假，但我不敢肯定。

I hear he is going to Qingdao on holiday, but I cannot make sure.

youdao

我想是这样，但我不敢肯定。

I think so, but I am not sure.

youdao

有一些证据证明他偷了钱，但我不敢肯定。

There is some evidence that he stole the money, but I'm not certain.

youdao

我想，但我不敢肯定我的钱足够支付留学费用。

I'd like to, but I'm not sure if I'll have enough money.

youdao

我想，但我不敢肯定我的钱足够支付留学费用。

I'd like to, but I'm not sure if I'll have enough money.

youdao