英语词汇“Eons passed before life existed on the earth”的翻译、意思、用法、释义-英汉汉英双解词典

词汇	Eons passed before life existed on the earth
释义	Eons passed before life existed on the earth. 经过数不清的年代以后,地球上才有人类。
随便看	slowneutron slow neutron slow neutron activation slow neutron activation analysis slow neutron activation method slow-neutron activation method slow neutron background slow neutron bombardment slow-neutron bombardment slow neutron capture slow neutron capture reaction slow-neutron capture reaction slow-neutron chain reaction slow neutron chopper slow neutron counter slow neutron cross section slow neutron cross-section slow-neutron cross-section slow-neutron cycle slow-neutron detecting chamber slow neutron detection chamber slow neutron detector slow-neutron detector slow neutron elastic scattering slow neutron exposure chamber