Notice that the noun form does not use a hyphen.

请注意这种名词形式不加连符。

Always check your dictionary if you are unsure if a compound noun requires a hyphen.

如果不确定复合名词是否需连符，一定典。

No, hang on. Okay, one word, a letter and a number and... maybe a hyphen. 3D printer.

不，让我想想。好吧，一个词、一个母、一个数、以及一个连号吧3D打印机。

If you have used bullets, replace them with hyphens.

如果用了项符号，把它们换成连符。

Notice that both 15-foot and 10-foot come before the noun and there is a hyphen between the words.

请注意" 有15英尺高的" 和" 有10英尺高的" 都放在名词前，并且单词之间有连符。

You can say a three-week trip and here you don't need an s but you need a hyphen.

以说“三周的旅行”，这里不需加 s，但是需加连符。

Even though these are two different words, the hyphen makes it one word.

即使它们是两个不同的词，连符使之成为一个单词。

'Ultra' is added to adjectives, using a hyphen but not always.

ultra 被加在形容词上，会使用连符，但并不一定总是这样。

So a word like open-minded is joined together by a hyphen.

所以像 open-minded 这个用连符连接的词。

A hyphen is required for compound nouns made from two nouns.

由两个名词组成的复合名词需连符。

Do not confuse a hyphen with a longer dash (–).

不将连符与较长的破折号（–）混淆。

That's right. So you write a 'seventy hyphen second' lap. A 'six hyphen foot' man.

是的。所以写 seventy-second lap 或者 six-foot man。

A hyphen is needed when a unit of measurement acts as an adjective.

当度量单位作为形容词时，加连符。

That's right, it has hyphens. Well done if you got those right.

是的，它是用连符连接的。如果都答对了就很棒哦。

Next week on Ask a Teacher, we will explore using hyphens to create compound nouns!

下周的《名师答疑》，我们将探索如何使用连符创造复合名词！

This hyphen joins these two words and so they count as one word.

连符把这两个词连接起来，所以它们算作一个词。

In this week's program, we will explain how to use hyphens to make compound adjectives.

在本周的节中，我们将解释如何使用连符来构成复合形容词。

Other similar adjectives often get a hyphen, like cold-blooded.

其他类似的形容词通常带有连符，例如 cold-blooded。

Anything we might change is, just put a hyphen in.

我们能会更改的任何内容都是，只需插入一个连符。

A hyphen is used to combine two or more words together.

连符用于将两个或多个单词连接在一起。