First, you should snap out of it.

首先，你需要打起精神来。

youdao

You should snap out of your sadness.

你得摆脱你的悲伤情绪。

youdao

She slaps him in the face and says snap out of it.

她打了他的脸，说的是振作起来。

youdao

Contrary to stereotypes, depression is not a state that one can simply snap out of.

FORBES: Against All Stereotypes: Stress, Depression, Recovery, and Then?

That is often how psychologists help performers overcome stage fright or athletes snap out of a slump.

WSJ: Anxiety Can Bring Out the Best

Next, either Spain and Italy snap out of their declines or Germany will be dragged down by the consumption decline in the southern Europe.

FORBES: European Debt Crisis Ravaging Retail Sales