For example, ’Un is a very common prefix in the English language.’

例如，在英语语言中un是一很常见前缀。

Students could focus on prefixes that are used to give a word an opposite meaning.

学生很有可能会关注词语前缀来获得意思。

In metric units, which of these prefixes means " billion" ?

以下公制单位中，哪一前缀表示" 十亿" ？

That prefix is often used to mean the negative or the opposite of something.

前缀通常用来表示否定或事物义词。

No, Neil, though it does have the same prefix – 'micro'.

不，尼尔，虽然它们有前缀" 微" 。

Now, uncooked is an example of the vocabulary area we're looking at today — prefixes.

未烹饪过就是我们今天要学前缀词汇之中例子。

As you can see, both words have the same prefix that means equal.

如你所见，两字都有 意味着「均等」字首。

Prefixes are letters we add to the beginning of a word.

前缀是我们添加到单词开头字母。

Adding a prefix to a word makes a new word with a new meaning.

给单词添加一前缀就会造就一具有新含义新单词。

So we create new words by adding prefixes and suffixes to the root word.

我们通过向词根添加前缀和后缀来创造新词。

Or he's very 'pro' something -- well they're prefixes which have suddenly become different words.

或者是他非常‘pro’...些是可以使单词突然变得不前缀。

These prefixes are in order of thousand, million, billion, and trillion with giga denoting billion.

上述前缀按顺序分别表示千、百万、十亿和万亿，其中giga表示十亿。

The prefix in can change the meaning of a word into its opposite.

前缀 in 可以把一词意思变成它义词。

I mean they know more about multiple meanings, prefixes, suffixes, word rules.

我意思是他们更了解多种含义，前缀，后缀，单词规则。

Would you like to improve your vocabulary by learning negative prefixes in English?

你想通过学习英语中否定前缀来提高你词汇量吗？

Adding the prefix for created forlorn, meaning to be lonely or sad.

加上前缀“for”就构成了“forlorn”，意为“孤独”或“悲伤”。

See you all in my next video about negative prefixes.

我们下一关于否定前缀视频中再见。

The prefix of this word, kata, means “down.”

字字首意思是“下”。

So we have " usual" means ordinary, I put the prefix in, it means not ordinary.

我们有“寻常”，意思是普通，我把前缀放进去，就变成不寻常了。

She uses the prefix hyper to say that there is too much of a certain quality.

她使用前缀“hyper”来表示某种特质太多。