backfire

v 1 [I] ignite or explode too early, esp in an internal combustion engine 过早点火或爆燃（尤指内燃机）; 回火; 逆火: The car/engine backfired noisily. 那汽车[发动机]发生逆火引起爆鸣. 2 [I, Ipr] ~ (on sb) (fig 比喻) produce an unexpected and unwanted result esp for the people responsible for the action 产生出乎意料及事与愿违的结果（尤指对於该行为的责任者而言）: The plot backfired (on the terrorist) when the bomb exploded too soon. 由於炸弹过早爆炸, （恐怖分子的）阴谋未能得逞. Cf 参看 misfire. n early explosion, esp in an internal combustion engine 过早爆燃（尤指内燃机）; 回火; 逆火.

back talk, back up, back-bench, back-bencher, back-breaking, back-formation, back-pedal, back-up, back-yard, backache, backbite, backbiter, backbiting, backbone, backchat, backcloth, backcomb (also tease), backdate, backdrop, backer, backgammon, background, backhand, backhanded, backhander, backing, backlash, backless, backlist, backlog, backpack, backpacker, backpacking, backrest, backscratcher, backset, backside, backslide, backsliding, backspace,