bumble

v 1 [I, Ipr, Ip] ~ (on) (about sth) speak in a rambling and clumsy manner 语无伦次地说: What are you bumbling (on) about? 你颠三倒四地说些什麽呀? 2 (phr v) bumble about, along, etc act or move in a specified direction in a clumsy disorganized manner 笨拙而无规则地活动; 跌跌撞撞地行进: The professor bumbled absent-mindedly along the road. 教授心不在焉地沿途瞎遛.

bullet-headed, bullet-proof, bulletin, bulletin board, bullfight, bullfighter, bullfighting, bullfinch, bullfrog, bullhorn, bullion, bullish, bullock, bullring, bullshit, bully, bully-boy, bulrush, bulwark, bum, bumble-bee, bumbling, bumf (also bumph), bump, bumper, bumper-to-bumper, bumph, bumpily, bumpiness, bumpkin, bumptious, bumptiously, bumptiousness, bumpy, bun, bun-fight, bunch, bundle, bung, bung-hole,