Sure-Fire Electrical展胜电业
sure-fire play稳妥的进攻战术
sure-fire current最小点火电流
no sure-fire formula没有确定的公式
sure-fire firing head保险的发火头
Sure-Fire Electrical Corporation展胜电业
Sure-Fire Electronical Cor展胜电业有限公司
The treasury of sure-fire selling销售情报锦囊
ADJ（形容词） A surefire thing is something that is certain to succeed or win. 一定成功的 [非正式][ADJ n]
These products are promoted as surefire cures for various diseases.
这些产品被当作包治百病的良药来促销。