Pom-pom
01
高射炮, 防空机枪
artillery designed to shoot upward at airplanes
02
绒球, 装饰球
a fluffy, decorative ball of material, typically waved by cheerleaders during performances
例子
She lost one of her pom-poms during the halftime routine.
她在中场表演中丢失了一个彩球。
