After enzyme unhairing, the basement membrane was not be observed.

酶脱毛终了，已经观察不到基膜的线状结构存在。

youdao

A supernova, in other words, an extremely large new star, can not be observed with our eyes.

超新星，换句话说，就是体积巨大的新星，肉眼是观察不到的。

youdao

Unfortunately, the rotor flux which is important in the method can not be observed precisely until now.

其中，磁通能否准确观测是解耦的关键，但转子磁通是不可能准确观测的。

youdao

So even if we grant that what Socrates meant by invisible was can not be observed, we still have to say with Simmias , you know, fourth is just not true.

所以即使我们认同苏格拉底,指的无形是不能被感知，我们仍旧站在西米亚斯这边，第四点是不正确的。

耶鲁公开课 - 死亡课程节选

Let's call someting invisible not only it can't be seen, not only it can't be observed, but it can't be detected at all.

让我们把一些不仅是看不见的,不仅是观察不到的，而且是完全检测不到的，东西称为无形的。

耶鲁公开课 - 死亡课程节选

Then he observed, through time, after subjecting pigeons to this torture for some time -it might be not approved by--it's not really torture, it's like dieting or something, you've all lived through that, right?

随着时间流逝,他还观察,在这酷刑实施了一段时间后,也不能真的说是酷刑,其实有点像节食之类的,你们很多人也节食过,对吧

耶鲁公开课 - 金融市场课程节选

He said that "for the betterment of the country", "Martyrs' Day" - which commemorates dead Tamil Tiger fighters - should not be observed by people.

BBC: Jaffna University Tamil students boycott classes

The uncertain status of the annulled 1993 election should it still be observed or not?

ECONOMIST: Abiola��s dangerous death

To be sure, the law is not always observed: yet the intake of alcohol by Americans between the ages of 18 and 21 is much lower than it is by Britons, and that habit of abstinence stays with many Americans all their lives reinforced for some by a strong religious culture of temperance.

BBC: A POINT OF VIEW