blunderbuss

n old type of gun with a wide mouth, firing many bullets or small shot at short range 旧式大口径前膛枪.

blue ribbon, blue tit, blue whale, blue-blooded, blue-chip, blue-collar, blue-eyed, blue-pencil, bluebell, blueberry, bluebottle, bluejacket, blueness, blueprint, blues, bluestocking, bluff, bluffness, bluish, blunder, blunderer, blundering, blunt, bluntly, bluntness, blur, blurb, blurred, blurring, blurt, blush, blusher, blushing, blushingly, blushy, bluster, blustering, blustery, BMA, Bn,