He is very childish but of indefinite age.

他很幼稚，但不知道确切年龄。

It means a number bigger than one, but it's indefinite.

它意思是比一更大数字，但它是不确。

" No one" is an indefinite pronoun meaning " no person."

“No one”是一个不代词，意思是“no person”（没有人）。

Another rule for the indefinite articles " a" and " an" .

不冠词“a”和“an”另一个规则。

Mr Gunay says only an “indefinite” loan will suffice.

伊说“无限期出借”就足够了。

So it means starting an illness — an indefinite Illness.

所以它意思是开始生病——一种不确病。

And notice that the time is indefinite again.

而且注意，时间又是不确。

Otherwise, we would need an indefinite article which is not there.

否则，我们将需要一个不冠词，而题目中没有不冠词。

In the English language, there are definite and indefinite articles.

在英语中有冠词与不冠词。

Our final expanded indefinite pronouns today begin with the word " every-."

我们今天最后一个扩展型不代词以“every-”开头。

And finally the word “this” is used instead of the indefinite article.

最后，单词this在句中代替了不冠词位置。

The definite, indefinite and the zero that help us to define our nouns.

冠词、不冠词和零冠词，这些冠词可以帮我们说明名词。

And finally the word “this” can be used instead of the indefinite article.

最后，单词this在句中代替了不冠词位置。

The indefinite article is a or an, a or an.

不冠词是 a 或 an，a 或 an。

Now do people use big indefinite numbers anywhere else in the world, Rob?

现在人们在世界上其它任何地方都使用无限数字吗，罗伯？

I talked about this a little in my last lesson about the indefinite article.

我在上一课关于不冠词内容中谈到了这一点。

To Buck it was boundless delight, this hunting, fishing, and indefinite wandering through strange places.

巴克非常喜欢这样安排, 打猎、捕鱼、在陌生地方无限期地游荡。

Number one is ’zillion’, which means a very big but indefinite number.

第一个词是zillion，指是一个非常大但是无限数字。

Remember that you might hear native speakers use expanded indefinite pronouns in different ways.

记住，你可能会听到英语母语者以不同方式使用扩展型不代词。

I began to walk about the room, examining various indefinite objects in the half darkness.

我开始在屋子里随便走走，在半明半暗光线中看看各种各样模糊不清摆饰。