他在地下室里藏了一大堆收藏品。
He kept a secret ___hoard of collectibles in the basement.
那位收藏家囤积了大量珍贵的邮票。
The collector ___hoarded a large number of rare stamps.
街道拐角处新安装了一个广告牌。
A new ___hoarding was installed at the street corner for advertising.