单词	primary molars
释义	primary molars 乳磨牙
随便看	double pouring double pouring displacement technique double-pouring displacement technique double pour roll double-pour roll double powder propellant double power double-power double power amplifier double power asynchronous motor double power lines double power mean double-power motor double power of single-phase source double power series double-power shifter double power source double power source mode double power sources switch double power structure double power supplies double power supply double-power supply double power-supply automatic transtemng double power switch controller