bran-tub

n (Brit) tub containing bran or sawdust in which small gifts are hidden; lucky dip 糠桶（装有糠或锯末的摸彩桶, 内藏小件礼物）.

brain-drain, brain-teaser, brainless, brainpower, brains trust (US brain trust), brainstorm, brainstorming, brainwash, brainwashing, brainwave, brainy, braise, brake, brake fluid, brake light (US stoplight), brake pedal, brake-horsepower, brake-shoe, bramble, bran, branch, brand, brand-new, branding-iron, brandish, brandy, brandy-snap, brash, brashly, brashness, Brasilia, brass, brass band, brass hat, brass knuckles, brass plate, brass-rubbing, brasserie, brassiere, brassily,