buff

n (preceded by a n 前接名词) (infml 口) person who is enthusiastic and knowledgeable about a specified subject or activity （某方面或某活动的）爱好者, 行家: a film, an opera, a tennis buff 电影、歌剧、网球爱好者.

buckram, buckshee, buckshot, buckskin, buckwheat, buckwheat flour, bucolic, bucolics, bud, Buddha, Buddhism, Buddhist, budding, buddy, budge, budgerigar, budget, budget account, budgetary, budgie, buffalo, buffer, buffet, buffet car, buffoon, buffoonery, bug, bug-eyed, bugbear, bugger, bugger-all, buggy, bugle, bugler, build, build a fire, build up, build-up, builder, building,