你说的对，我只是不知道为什么大家都回复这个问题。

You said it. I just don't know why everyone replies this question.

youdao

我只是不知道该说些什么：因为我从没想过，见到母亲一事会成为现实。

I just didn't know what to say, because I never thought seeing my mother would ever come true.

youdao

我只是不知道，在这样的局面下，如何前进。

I just don't know how you can move forward in that type of situation.

youdao

But they don't I don't know, it's just -there isn't enough initiative in the world, not many people do it.

但是他们没有这样做,我不知道,也许只是,主动性不够,没什么人这样做

耶鲁公开课 - 金融市场课程节选

I don't know if you've been to Bath. But it's very nice, but a bit boring and small.

我不知道你去过巴斯没有。那里非常漂亮，只是有一点无聊，而且那里很小。

刚来伦敦的时候 - SpeakingMax英语口语达人

I only give, I don't know, about 10% or 20% for getting the right number in a computation. I tell my graders, if the student demonstrates minimal acceptable proficiency that student has to get a passing score.

我只是给，我不知道，10%或者20%的随机概率得到合适的数字,我告诉我的学生们，如果有人想证明,最小可接受的熟练,就是学生们得到一个及格的分数。

麻省理工公开课 - 固态化学导论课程节选