The plural of library is libraries. The word white ends with a consonant plus -y, so y should be changed to I, and then -es.

Use of the library:

1, the basic meaning of library is "library room", which can also refer to the library or someone's "collection of books" or "collected recordings, records or movies, etc." .

2. The library can sometimes be used as an attribute before other nouns.

Plural examples of libraries:

To me, reducing libraries seems to be a false saving.

In my opinion, reducing the number of libraries is not a real saving.

I went to bookstores and libraries to look for information, but found nothing.

I went to bookstores and libraries to look for information, but found nothing.

It is difficult for laymen to enter the medical library.

It is difficult for non-professionals to enter the medical library.

I believe this book is out of print now, but it can be easily borrowed from the library.

I think this book has stopped printing now, but it is easy to borrow from the library.

Libraries are investments in the future and should not be allowed to decline.

The library is an investment in the future and should not be allowed to shrink day by day.