他将他的私人艺术收藏捐赠给了博物馆。

He donated his private art ___collection to the museum.

她珍贵的邮票收藏在展览中赢得了一等奖。

Her valuable stamp ___collection won first prize at the exhibition.

我总是在寻找新的 DVD 添加到我的收藏中。

I'm always looking for new DVDs to add to my ___collection.