rú​dòng

wiggle

蠕动 (蠕動) rú​dòng
wiggle verb
to move with small, twisting or wriggling motions like a worm or insect; to squirm

The caterpillar is wiggling slowly across the leaf.

peristalsis verb
the involuntary wave-like muscular contractions and relaxations of the digestive tract

This medicine helps promote intestinal peristalsis.

Frequency

Movie subtitles
0.660 per million appears in 0% of films
Written text
4.49 per million

Sources

Definitions
CC-CEDICT