单词	soft switch
释义	soft switch 软交换
随便看	knapsack lever type sprayer knapsack lever-type sprayer knapsack method knapsack mist-duster knapsack mist sprayer knapsack pest control machine knapsack power applicator knapsack public-key encryption knapsack public key system knapsack question knap sack question knapsacks knap sacks knapsack seeder knapsack sprayer knapsack sprayer-duster knapsack sprayer with piston pump knapsack sprayer with pressurized cylinder knapsack spraying apparatus knapsack station knapsack system knapsack tank knapsack theory knapsack-type extinguisher knapsack type sprayer