one after another
https://gyazo.com/4e49e58c6371940692f82b8599af7938
source: [Angel Beats!のユイが次々行進してくるGIF画像｜無料GIF画像検索 GIFMAGAZINE
542344]
one
after
another
(or
one after the other
)
following
one
another
in
quick
succession
:
〈出来事･行為が〉次々と, 後から後から
e.g.
one after another the buses drew up.
#collocation