一拥而入 yī yōng ér rù

DEFINITIONS

  1. to swarm in (of people etc) (idiom)

CHARACTERS

一 yī
HSK 1
one; a, an; alone
拥 yōng
HSK 5
embrace, hug, squeeze; crowd
而 ér
HSK 3
and; and then; and yet; but
入 rù
HSK 4
enter, come in(to), join