如果你知道的话，请告知我）。

(I apologize if I forgot some, please let know if you know of others).

youdao

我不知道，如果你知道的话请告诉我。

I don't know, so please fill me in if you do.

youdao

如果你知道的话，请在评论里留下链接。

If you know of any, please leave a link in the comments.

youdao

If you don't have the units, then if you say the answer is 19, then we don't know what it means.

如果没有的话,比如你的答案是十九,那我们就不知道这是什么意思

耶鲁公开课 - 基础物理课程节选

And class size is pretty small if you go up to, you know, advanced level classes.

班级挺小的，如果，你知道，你去上高级课程的话。

要考入大学 - SpeakingMax英语口语达人

You've all been immunized for Hepatitis B, would you be happy to hear that that's where your Hepatitis B vaccine came from?

你们都对乙型肝炎具有免疫力了,如果你知道你的乙型肝炎疫苗,是从何而来的话,你还会高兴的起来吗

耶鲁公开课 - 生物医学工程探索课程节选