These sentences were read aloud by real people — native Japanese speakers — for the open Mozilla Common Voice project. Listen to how a phrase sounds in real speech: the intonation, the pace, the way words run together. Two speakers mean two different people read it — compare them.
私は階段を下りる。
わたしはかいだんをおりる。I go down the stairs.
急いで階段を駆け下りた。
いそいでかいだんをかけおりた。I rushed down the stairs.
大きくブランコをこぐ君、滑り台を駆け下りる君、
おおきくぶらんこをこぐきみ、すべりだいをかけおりるきみ、You, swinging the swing widely, running down the slide,