单词	bell-cot
释义	bell-cot belkɔt钟架
随便看	helium film helium film flow helium flash helium flow helium fuel tank pressurization helium fusion helium fusion process Helium is a monatomic gas Helium is a noble gas helium isotope helium isotope ratio helium gas helium gas blanket helium gas circulator helium gas cooling helium gas distribution board helium gas pressurization system helium gas thermometer helium gas turbine Helium gas was the thermometric fluid helium group helium group gas helium group gases helium groups helium handling and storage system