(1)大きな有効性で特徴付けられる
(2)とても生産的な
(3)かなりの量で存在する
(4)present in great quantity
(5)marked by great fruitfulness; "fertile farmland"; "a fat land"; "a productive vineyard"; "rich soil"
さらに詳しく
(1)些細な会話でいっぱいである
(2)full of trivial conversation; "kept from her housework by gabby neighbors"