벌떡벌떡

Meaning

1. 1.

   suddenly — A word describing many lying or sitting people suddenly standing up altogether.

2. 2.

   on one's back — A word describing many people suddenly lying or leaning a part of or the whole body backward altogether.

3. 3.

   strongly — A word describing one's pulse or heart repeatedly beating a little roughly and loudly.

4. 4.

   desperately — A word describing a large person or animal mustering all the energy or trying to do a certain act repeatedly.

5. 5.

   in one gulp — A word describing one repeatedly gulping liquid quickly and easily.