Even native speakers have trouble with these punctuation marks when writing English.

即使是以英语为母语的人，在写英语时也会遇到使用这些标的难题。

Maybe that's why we toss these punctuation marks around like grammatical confetti.

双重功能之因, 让人摸门不着。

The last punctuation mark we are going to talk about today is the apostrophe.

我们今天要讲的最后一个是撇。

Before emoji, emoticons had let you express how you felt by using combinations of punctuation marks.

在 emoji 出现之前，表情可以让你通过使用标的组合来表达你的感受。

Punctuation marks and other things like spaces and indents help the reader understand the structure and organization of writing.

标和其他如空格和缩进能帮助读者理解文章的组织结构。

As you can see, the placement of this punctuation mark can really change the meaning of a sentence.

如你所见，这所在的位置会改变整句话的意思。

Robots with the size of punctuation marks can one day be used to move single cells or capture bacteria.

标大小的机器人有一天会被用来移动单细胞或捕捉细菌。

We used these terms to name our punctuation marks—although they actually refer to the clauses not to the dots themselves.

我们用这些术语来命名我们的标。尽管这些术语的本意是指停顿而非标本身？

[Voiceover] So this is a superhero punctuation mark.

- [画外音] 所以这是一个超级英雄标。

Period - we're not talking about the pronunciation mark, no - the punctuation mark either.

句 - 我们不是在谈论发音标记， 不 - 标。

[David] It's weird, it's like the Bermuda Triangle of punctuation marks.

- [大卫] 这很奇怪，就像标的百慕大三角。

Ask the student what punctuation mark comes at the end of both sentences.

问学生这两个句子结尾的标是什麽。

It's a punctuation mark that looks like this: " ; " .

这是一个标，看起来像这样：“;”。

But first, let’s look at one of the most basic English punctuation marks.

但首先， 让我们看一下最基本的英语标之一。

It's a very popular punctuation mark in universities, and academic writing, and so on.

这是大学和学术写作等中非常流行的标。

A colon, as a punctuation mark, is two dots, one on top of the other.

冒作为标，是两个，一个在另一个之上。

Do you remember what kind of punctuation mark comes at the end of a question?

你记得问题结尾的标是什麽吗?

A sentence begins with a capital letter and ends with a punctuation mark.

句子以大写字母开头, 以标结尾。

A dash is a longer line " –" and is only used as a punctuation mark.

破折是较长的一行“–”，仅用作标。

But in between are these four other fun and useful punctuation marks.

但在这之间是另外四个有趣且有用的标。