earth [ә...earth-free 不接地的...earth-eating 食土癖...earth-eater 食土癖者...zinc sulfide activated by rare earth metal 硫化锌...active earth 有功接地...aerial earth switch 天线接地开关...acid-treated earth 酸化粘土...earth lead 接地导线...earth lug 接地端...alkali-earth 碱土金属...earth return double phantom cir-cuit 地回双幻路...earth oblateness 地磁扁圆法...earth satellite 地球卫星...earth satellite network 地球卫星网...earth switch 接地开关...activated Fuller earth 活性漂白土...earth metal 土金属土金属...earth-oriented satellite 地球定向卫星...earth terminal 接地端...earth current 地电流...
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