转眼间

轉眼間
zhuǎnyǎnjiān
in the blink of an eye

CEDICT

in the blink of an eye

Wiktionary

眨眼间，形容时间很短

維基詞典

Entry Composition

1 转眼 zhuǎnyǎn
  1. in a flash
  2. in the blink of an eye
  3. to glance
2 间 jiān
  1. between
  2. among
  3. within a definite time or space
  4. room
  5. section of a room or lateral space between two pairs of pillars
  6. classifier for rooms

Related entries

一转眼 yīzhuǎnyǎn in the blink of an eye
他一转眼就跑了。

He left in the blink of an eye.

Source: Tatoeba

转眼 zhuǎnyǎn
  1. in a flash
  2. in the blink of an eye
  3. to glance