No, but I think you should note down its the main section.

不用，但是我想你应该记下它的主要部分。

It's a noun, it means one of the main sections of a book.

这是一个名词，它意味着一本书的主要部分之一。

The investigation has now clarified how the two main sections of the ship reach the bottom.

调查现在已经澄清了船的两个主要部分是如何到达底部的。

So why don't you quickly go through the main sections of your presentation and discuss what action's needed for each part?

所以为什么你们不迅速地过一下你们的展示的主要部分，然后讨论每个部分需要怎么做呢？

The initial impact of the two main sections of the vessel when it collided with the seafloor, twisted and distorted large sections of the wreckage.

当这艘船与海底相撞时，它的两个主要部分最初产生的冲击，扭曲了大部分残骸。

A " library" usually has two main sections, just like in a bookstore – if you can still find a bookstore, nowadays.

“图书馆” 通常有两个主要部分，就像在书店里一样——如果你现在还能找到书店的话。

And then when a new month happens, I will repeat my main sections, and maybe I'll change it up depending on how things go, but let's see how this goes.

然后当新的一个月到来时，我会照搬我的主要部分，也许我会根据事情的进展来改变它，但是让我们看看进展如何。

Next, I want you to start a Cornell notes page, go through each of the headings in your textbook for that topic, and write them down in the main idea section of your Cornell notes page.

接下来，我想让你展开一页康奈尔笔记，浏览你们课本上关于该主题的每个标题，并把它们写在康奈尔笔记页的主旨部分。

" Technological innovation has always been part of cinema's evolution, " Shi Wenxue, a veteran film critic and a preliminary judge in the main competition section at the Beijing International Film Festival, told the Global Times on Tuesday.

资深电影评论家、北京国际电影节主竞赛单元初审评委石文学周二告诉《环球时报》：“技术创新一直是电影演变的一部分。”