He took me into his library, a littery but considerable collection.是什么意思？

He took me into his library, a littery but considerable collection.

他带我到他的藏书室, 里面的藏书虽然杂乱无章,数量却相当可观.

he

pron. 他，它，一个人；n. 雄性动物；

例句
Logic had prevailed and he had abandoned the idea.
最终理智占了上风，他打消了那个念头。

took

v. 拿( take的过去式 )，接受，学习，取得；

例句
The interview took place on a Friday afternoon...
采访是在一个星期五的下午进行的。

me

pron. （人称代词I的宾格）我；n. 自我，自我的一部分，极端自私的人，[音乐]固定唱法时的E音；

例句
She came in for a coffee, and told me about her friend Shona...
她进来喝了杯咖啡，并向我谈起了她的朋友肖纳。

into

prep. （表示方向）进入…中，（表示所属）输入，（表示状态）进入…状态，（表示时间）持续到；

例句
By 1838, the abolitionists had shamed parliament into ending slavery in British colonies...
到1838年，废奴主义者迫使议会出于道德压力而废除了英国殖民地的奴隶制。

his

pron. (he的所有格)他的，(he的物主代词)他的东西；det. 属于他的，用于名词前，自己的，指某人的，上帝的；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

library

n. 图书馆，藏书楼，藏书，书屋，书斋，图书出租处；

例句
Shelves were built to adapt the library for use as an office.
为将图书馆改作办公室而做了一些架子。

littery

adj. 杂乱的；

例句
He took me into his library, a littery but considerable collection.
他带我到他的藏书室, 里面的藏书虽然杂乱无章,数量却相当可观.

but

conj. 但是，而是，除了，只因为；prep. 除…以外；adv. 只，不过，只是，另一方面；n. 借口，推辞，但是，反对；pron. [关系代词，意义相当于 who…not, which…not]；vt. 对…说“但是”；

例句
English food can be wonderful but the normal English diet is abominable.
英国也有美食，只是一般的日常饮食太过糟糕。

considerable

adj. 相当大（或多）的，该注意的，应考虑的；

例句
Despite considerable pain she has been getting out and about almost as normal...
尽管还很痛，她已经基本上行动如常。

collection

n. 收集，采集，征收，收藏品，募捐；

例句
Chris likes music and has a large collection of albums and cassettes.
克里斯喜欢音乐，收集了大量的唱片和磁带。