Since we don t have a complete understanding of string theory, it s impossible to rule out all possible models that are based on strings, said Rothstein.

罗斯丁说，“由于我们没有完全理解弦理论，因此不能排除基于弦的各种可能模式。”

youdao

We are quite capable of making our own arrangements; we don t want you to interfere in them.

我们很能够作出自己的安排；我们不需要你插手其间。

youdao

When we don t operate the multiple directional value handle, the hydraulic oil that pump discharge back to oil box by multiple directional value.

在不操作多路换向阀手柄时，油泵排出的液压油经多路换向阀回到油箱。

youdao

But we certainly didn't have goals. I don't know if we had ever heard of Grammys at that point.

VOA: special.2010.04.19

0% of the websites that may change, two years now, into mostly mandarin or some other language. We don't know.

也许，两年后80%的网站，会变成其他语言,可能是普通话，或者其他语言，我们无法预测。

麻省理工公开课 - 媒体、教育、市场课程节选

We don't have to just stick with carbon, we can think about describing other types of atoms as well using this hybridization.

我们不用局限于碳，我们可以考虑利用杂化轨道,描述其它类型的原子。

麻省理工公开课 - 化学原理课程节选

"We don't have to sell players because we don't have any debt at club, " revealed Mowbray.

BBC: Baggies can bounce back - Mowbray

We don't quite understand it, we don't know what is going on, but it's working'.

BBC: Ross County fans

"We don't present official teaching, and we don't pretend to, " said the newspaper's editor, Dennis Coday.

NPR: Catholic Newspaper Draws Rebuke From Bishop