Notice that the noun form does not use a hyphen.

请注意这种名词形式加。

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

如果你确定复合名词是否需要，一定要查典。

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

，我想想。好吧，一个词、一个母、一个数、以及一个号吧3D打印机。

If you have used bullets, replace them with hyphens.

如果你用了项号，把它们换成。

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。

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

你可以说“三周的旅行”，这里你需要加 s，但是你需要加。

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

即使它们是两个同的词，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，但并一定总是这样。

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要。

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

要将与较长的破折号（–）混淆。

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

是的。所以你要写 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，要加。

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

是的，它是用接的。如果你都答对了就很棒哦。

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创造复合名词！

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

把这两个词接起来，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，例如 cold-blooded。

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

我们可能会更改的任何内容都是，只需插入一个。

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

用于将两个或多个单词接在一起。