肠蠕动

肠蠕动	cháng rú dòng	peristalsis (wave movement of gut wall)
肠	cháng	intestines
肠	cháng	old variant of 肠
蠕	rú	variant of 蠕
蠕	rú	to squirm / to wiggle / to wriggle / Taiwan pr. [ruan3]
蠕动	rú dòng	to wiggle / to squirm / peristalsis (wave movement of gut wall)
动	dòng	(of sth) to move / to set in movement / to displace / to touch / to make use of / to stir (emotions) / to alter / abbr. for 动词, verb