英语词汇“老四大件”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	老四大件
释义	老四大件 lǎo sì dà jiànfour old-time luxuries
随便看	caesium dideuterium arsenate caesium discharge tube caesium electron tube c a esium electron tube caesium engine c a esium engine caesium film caesium fluoride caesium frequency standard c a esium frequency standard caesium hollow cathode c a esium hollow cathode caesium hydroxide caesium intercalation caesium interrcalation caesium iodide caesium ion c a esium ion caesium-ion engine c a esium-ion engine caesium isotope c a esium isotope caesium laser caesium magnetometer c a esium magnetometer