butterflies in the stomach

n.

神经质的发抖；

Butterflies in the Stomach.
Butterflies in the Stomach
No butterflies in the stomach: The collapse of insect-microbe symbiosis under climate change
A New Meaning to Butterflies in the Stomach
When the butterflies in the stomach prevail over the rationality: the case of alexithymia in intertemporal decision making
Summary of the Effect of Anxiety on Performance: An Athlete's Guide to Beating Butterflies in the Stomach
Butterflies in the Stomach: Is Genetically Modified Corn Harming Monarch Butterflies?
Neurotic butterflies in my stomach - a critical analysis
Butterflies in your stomach!
The Butterflies in Your Stomach