词汇	gas ring laser
释义	gas ring laser 环形气体激光器
随便看	do everything it could do everything possible do everything she can do everything she could do everything they can do everything they could do everything to do everything to postpone do everything we can do everything we could do everything you can do everything you could do evil Do evil actions bring retribution after death Do evil actions bring retribution after death? do evils do exactly as you please Do exactly as you please Do Exceptions Exist in Flux Law Do Exceptions Exist in Flux Law? do execution do exercise do exercises do experiment do experiment initiatively