blithely

adv in a blithe manner 快活地; 无忧无虑地; 漫不经心地: He was blithely unaware of the trouble he had caused. 他对他所造成的麻烦毫无所知, 无忧无虑.

blind spot, blind-man's buff, blinder, blinders, blindfold, blinding, blindly, blindness, blink, blinkered, blinkers, blinking, blip, bliss, blissful, blissfully, blister, blister pack, blisteringly, blithe, blithering, blitz, blizzard, bloated, bloater, blob, bloc, block, block and tackle, block diagram, block letter (also block capital), block vote (also card vote), block-buster, block-busting, blockade, blockage, blockhead, blockhouse, bloke, blond,