一眨眼
yī​zhǎ​yǎn

in the blink of an eye

yī​zhǎ​yǎn in the blink of an eye
  1. 一 yī adverbnumeral
    [suddenness]
    Used before a verb to indicate that an action or situation occurs suddenly or unexpectedly.
  2. 眨眼 zhǎ​yǎn verbnoun
    in a blink
    in the twinkling of an eye; very quickly or in a very short period of time

yī​zhǎ​yǎn blink
  1. 一 yī numeral
    one
    one; the number 1; single; alone
  2. 眨眼 zhǎ​yǎn verb + noun
    to blink
    to open and close the eyes quickly; to blink or wink