(1)頻繁、あるいはかなりの量
(2)短い間隔で、何回も
(3)時々、あちこち
(4)many times at short intervals; "we often met over a cup of coffee"
さらに詳しく
(4)急速な動きで
(5)now and then or here and there
(1)まばらな方法で
(2)in a sparse manner; "sparsely inhabited"
