Correct

霎时间

/ shàshíjiān /
Strokes

Definition

in a split second

Example

As a Noun

very short time; instant; moment

1
Shàshíjiān
霎时间
  
,
yún
乌云
密布
  
,
qīngpén
大雨倾盆
  

Black clouds blotted out the sky instantly and it soon poured down.

2
shàshíjiān
霎时间
jiàn
不见
le
  

It disappeared in a split second.

3
Guānzhòng
观众
de
qíng
情绪
shàshíjiān
霎时间
shēng
发生
le
biànhuà
变化
  

The mood of the crowd changed in the twinkling of an eye.