她说的话，他总是嗯嗯嗯的，半懂不懂。

She said, he always er er er, semi-understand it or not.

youdao

两只手交握着说：,“嗯--嗯--你们一定要听我说“,我们听着，可是他忘了他想说什么“真的听我说--嗯，你瞧。

He stuttered and fluttered his hands and said, "Ah, ah, you must listen to, hear." We listened all ears, but he forgot what he wanted to say. "Really, listen. Ahem. Look.

youdao

The basic idea is, you take a guess and you -- whoops -- and you find the tangent of that guess.

首先取个猜想数,然后，嗯,去取猜想数那儿的切线。

麻省理工公开课 - 计算机科学及编程导论课程节选

Well, not everybody, but everybody can use to keep emails safe, just like sort of a really easy thing to do.

嗯，不一定是所有人，但是每个人都可以轻而易举地用这种密码来保证自己邮箱的安全，

积极参与俱乐部活动 - SpeakingMax英语口语达人

Well, you know, it goes back to the beginning of the formation of the personal computer industry, which--that sounds like a long time ago.

嗯，你知道，这要追溯到,个人电脑产业的形成初期，听起来相当久远了。

斯坦福公开课 - 戴尔CEO-Michael.Dell谈创业和发展课程节选