bombshell

n (infml 口) shocking and usu unpleasant surprise （令人震惊的, 通常为令人不快的）意外事件: The news of his death was a bombshell. 他逝世的消息使人震惊.

Bolshevist, bolshie (also bolshy), bolster, bolt, bolt-hole, bomb, bomb out, bomb-bay, bomb-disposal, bomb-proof, bomb-sight, bomb-site, bombard, bombardier, bombardment, bombast, bombastic, bombastically, Bombay, bomber, bon mot, bon-bon, bona fide, bona fides, bonanza, bond, bondage, bonded, bonded warehouse, bone, bone china, bone idle, bone-dry, bone-meal, bone-shaker, bonehead, boner, bones, bonfire, Bonfire Night,