摆动

摆动	bǎi dòng	to sway / to swing / to move back and forth / to oscillate
摆	bǎi	to arrange / to exhibit / to move to and fro / a pendulum
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