蓋革計(jì)數(shù)器示出放射性粒子的高濃度.The Geiger counter registered a high concentration of radioactive particles.這是一種蓋革計(jì)數(shù)管,用來測(cè)量輻射的.This is a Geiger counter for detecting radioactivity.蓋革計(jì)數(shù)器顯示出放射性危險(xiǎn)程度.The Geiger counter registered a dangerou...