Mercuryions汞mercuryn.水银；（M~）水星；精神Mercury content in groundwater水汞mercury D.C. transformator水银直流变压器mercury-vapor rectifier tube水银整流管mercury chloride excimer laser氯化汞准分子激光器mercury ballast of gyrocompass陀螺罗盘的水银稳定器mercury-flee alkaline battery无汞碱性电池mercury-relay pulse generator水银继电器脉冲发生器Mercury is a fluid substance.水银是流体状之。Mercury-free fluorescent lamp无汞荧光灯mercury-containing wastewater含汞废水