がらくたのみやげ品を買うbuy enough souvenirs for: (人)へのおみやげを十分{じゅうぶん}に買うbuy all one's souvenirs on the last day: おみやげを最後{さいご}の日にまとめて買うbuy tacky souvenirs from the overpriced stores: 悪趣味な土産物を値段の高過ぎる店で買う