不能肯定

I think that's right ,but i am not sure of it.

我想那是对的，不过我也不能肯定。

I think that's right, but I'm not sure.

我想那是对的，不过我也不能肯定。

I think that's right ,but i'm not sure also.

我想那是对的，不过我也不能肯定。

I think that's right, but I'm not so sure.

我想那是对的，不过我也不能肯定。

I guess that's right,but I am not so sure about it.

我想那是对的，不过我也不能肯定。

I think it's right ,I am not sure,though.

我想那是对的，不过我也不能肯定。

I think that is right,though I am not sure.

我想那是对的，不过我也不能肯定。

You don't even know the toenail was the vic's.

那你也不能肯定这片趾甲是否是受害人的啊

At ten o'clock this morning it was still a toss-up whether we should be able to get here.

今早十点钟的时候还不能肯定我们是否能够到达这里。

My bike seems to touch a sensitive chord in people (13), and I'm not quite sure what or why that is.

我的自行车似乎触动了人们的一根敏感的心弦，我不能肯定那是什么，为什么会那样。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。