n. a loud and disturbing noise
n. an illegal enterprise (such as extortion or fraud or drug peddling or prostitution) carried on for profit
n. a sports implement (usually consisting of a handle and an oval frame with a tightly interlaced network of strings) used to strike a ball (or shuttlecock) in various games
v. make loud and annoying noises
n. 球拍, 喧闹, 杂乱无章
vi. 喧闹
vt. 用球拍打