但是这些圆柱体在分子水平上是紧密结合的。

But these cylinders cling together at a molecular level.

youdao

充满感恩之情的人生由紧密结合的三部份组成。

A life of gratitude is composed of three parts that combine to make a whole.

youdao

第一种情况是，编写一个与应用程序用例紧密结合的组件。

In the first context, you write a component that is tightly bound to your application's use case.

youdao

They bind sometimes better than the natural ligand does, but they don't create the right biological reaction.

结合的比天然配体和受体的的结合更紧密,但不能产生相同的生物效应

耶鲁公开课 - 生物医学工程探索课程节选

I think that a lot of the countries in Europe want to have a closer political and economic integration.

我认为，很多欧洲国家想相互之间有一个更紧密的政治、经济上的结合。

欧洲中的英国 - SpeakingMax英语口语达人

The other thing that I want to do today is try to tie this discussion on vaccines a little bit more closely with what we talked about last week, in terms of what happens inside your body when you receive a vaccine or when you're exposed to an antigen, and how the immune system actually responds to that.

还有就是,我希望可以,把今天关于疫苗的讨论,与我们上周讲过的内容,结合得更紧密一些,当接种疫苗,或者是接触抗原时,人体将会发生怎样的变化,以及免疫系统对疫苗产生何种应答

耶鲁公开课 - 生物医学工程探索课程节选